JP3321094B2 - Auxiliary attachment for vehicle lift - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary attachment for a vehicle lift used for lifting and lowering a vehicle such as a truck provided with a plate-shaped buffer spring.

As is well known, when a vehicle such as a passenger car is lifted or lowered by a vehicle lift, the lift arm of the lift is brought into direct contact with a side sill skirt portion of a bottom frame of the vehicle body. 12, a hollow prism-shaped bottom frame 2 is provided on the bottom surface of the vehicle body 1, and a plate-like portion of the bottom frame 2 close to the wheels 3 is provided as shown in FIG. In many cases, a buffer spring (such as a leaf spring) 4 is attached, and an obstacle 5 such as a fuel tank may be attached near the vehicle depending on the type of vehicle.

[0003] In such a vehicle as a truck, it is difficult to directly support the bottom side frame 2 with an elevating arm of a vehicle lift. For example, as shown in FIG.
A method has been proposed in which an auxiliary attachment 10 is used and attached to the tip of an elevating arm 21 of a vehicle lift to support the buffer spring 4 as shown in FIG.

The auxiliary attachment 1 used here
Reference numeral 0 denotes a substantially U-shaped spring receiving portion 11 for receiving the buffer spring 4, a screw shaft 12 to which the spring receiving portion 11 is fixed, and the screw shaft 12 being screwed to a female screw portion in the cylinder. A cylindrical body 13 attached to a tip of an elevating arm 21 of a vehicle lift,
If necessary, an elastic member 14 such as a rubber plate is attached to the concave portion of the spring receiving portion 11.

[0005]

The auxiliary attachment 10 makes it possible to cope with a vehicle such as a truck having a plate-shaped cushioning spring, but has the following problems.

First, although the cushioning spring 4 is generally curved with a gentle slope, it is not horizontal.
There was a danger of slipping.

When the vehicle lift 20 is lifted up (up) as shown in FIG. 15 in a state where the buffer spring 4 is received by the spring receiving portion 11, the wheels 3 are lowered, whereby , Buffer spring 4
Since the curvature of the curved portion becomes tight, the factor of slipping in the spring receiving portion 11 is further increased, and there is a problem that the danger further increases.

The present invention has been made in view of such a conventional situation. Even in a vehicle such as a truck, the bottom side frame of the vehicle body is securely supported without being hindered by the buffer spring. It is intended to provide an auxiliary attachment for a vehicle lift as described above.

[0009]

According to a first aspect of the present invention, there is provided an auxiliary attachment for use in raising and lowering a vehicle provided with a plate-shaped shock absorbing spring near a bottom frame of a vehicle body, An attachment body having a frame receiving portion for receiving a frame on the bottom surface side of the vehicle body, a relief portion for spatially relieving interference of the buffer spring, and a columnar standing portion, is detachably attached to an elevating arm of the vehicle lift. And directly or indirectly , and
The frame portion is formed of a substantially L-shaped member,
The receiving portion is the front side of the L-shaped member of the general L-shaped member of the relief portion.
An auxiliary attachment for a vehicle lift, wherein the auxiliary attachment is formed by a substantially U-shaped member fixed to an upper portion .

According to a second aspect of the present invention, there is provided a vehicle body having a bottom side flange.
Car with plate-shaped shock-absorbing spring attached near the frame
An auxiliary attachment used to raise and lower both
A frame receiver for receiving the bottom frame of the vehicle body
Escape between the space and the buffer spring
Attachment body equipped with a barbed part and a columnar standing part,
Detachable to the lift arm of the vehicle lift and directly or
Is indirectly attached and the relief portion is substantially L-shaped.
The frame receiving portion is formed of
Of the L-shaped member fixed to the rear upper portion of the L-shape.
An auxiliary attachment for a vehicle lift, wherein the auxiliary attachment is formed of a substantially U-shaped member .

The present invention according to claim 3 provides a vehicle body with a bottom side flange.
Car with plate-shaped shock-absorbing spring attached near the frame
An auxiliary attachment used to raise and lower both
A frame receiver for receiving the bottom frame of the vehicle body
Escape between the space and the buffer spring
Attachment body equipped with a barbed part and a columnar standing part,
Detachable to the lift arm of the vehicle lift and directly or
Is indirectly attached, and the relief portion is substantially U-shaped
The frame receiving portion is formed of
Can be opened and closed at the top of one rising part of a U-shaped member
An auxiliary attachment for a vehicle lift, wherein the auxiliary attachment is formed of a fixed substantially U-shaped member .

According to the present invention, there is provided a vehicle body with a bottom side flange.
Car with plate-shaped shock-absorbing spring attached near the frame
An auxiliary attachment used to raise and lower both
A frame receiver for receiving the bottom frame of the vehicle body
Escape between the space and the buffer spring
Attachment body equipped with a barbed part and a columnar standing part,
Detachable to the lift arm of the vehicle lift and directly or
Is indirectly attached and the relief portion is substantially L-shaped.
The frame receiving portion is formed of
Hollow portion detachably fitted to the upper part of the L-shaped member
Material and a substantially U-shaped member fixed to the upper part of the hollow member
An auxiliary attachment for a vehicle lift characterized by being formed by:

According to a fifth aspect of the present invention, there is provided a vehicle body side bottom cover.
Car with plate-shaped shock-absorbing spring attached near the frame
An auxiliary attachment used to raise and lower both
A frame receiver for receiving the bottom frame of the vehicle body
Escape between the space and the buffer spring
Attachment body equipped with a barbed part and a columnar standing part,
Detachable to the lift arm of the vehicle lift and directly or
Is indirectly attached, and the relief portion is substantially U-shaped
The frame receiving portion is formed of
Removably fits on top of both rising portions of a U-shaped member
Frame member to be formed and a general U-shape fixed on the upper portion of the frame member
An auxiliary attachment for a vehicle lift characterized by being formed with a mold member .

According to a sixth aspect of the present invention, the attachment method
Support the standing part of the
Attachment detachably attached to the lifting arm
Claims 1, 2, 3,
4. The auxiliary attachment for a vehicle lift according to 4, 5, or 6 .

[0015]

1 to 3 show an example of an auxiliary attachment for a vehicle lift according to the present invention. The auxiliary attachment 100A includes a frame receiving portion 21 that receives the hollow prism-shaped bottom frame 2 of the vehicle body 1.
Attachment main body 200 provided with escape portion 220 and column-shaped standing portion 230 that spatially escapes interference between zero and buffer spring 4, and supports upright portion 230 of attachment body 200 in a height-adjustable manner. And an attachment base 300 detachably attached to the lifting arm 21 of the vehicle lift.

Escape portion 220 of attachment body 200
Is a substantially L-shaped member 22 such as a metal plate (a casting may be used).
1, the frame receiving portion 210 is formed of a metal plate (a casting or the like is also possible) fixed to an upper portion of a front side (right side in FIG. 1) of the L-shaped member 221 of the escape portion 220. It is formed by a substantially U-shaped member 211.

An elastic material 212 such as a rubber plate may be laid in the recessed portion on the upper surface side of the frame receiving portion 210, if necessary, to prevent damage to the bottom frame 2 side. Furthermore, for reinforcement, the horizontal bottom piece 221a side of the roughly L-shaped member 221 of the escape portion 220 and the frame receiving portion 2
On the bottom side of the general U-shaped member 211 of FIG.
2 should be provided.

The upright portion 230 of the attachment main body 200 is a screw shaft 231, while the attachment base 300 is a cylindrical body 310 having a female thread 311 formed therein. And screw shaft 2
The upright portion 230 of the female member 31 is
Because it is screwed to 1, it is supported so that the height can be adjusted.

As shown in FIG. 2, a leg member 32 having a locking projection 321 at the bottom is provided on the bottom of the cylindrical body 310.
The locking projections 321 are fitted into the locking holes 21a on the lift arm 21 side of the vehicle lift. Thereby, the attachment base 300
Is detachably attached to the lifting arm 21 of the vehicle lift. In addition, it is also possible to provide a screw in both the locking projection 321 and the locking hole 21a and screw them in, so that a more secure mounting state can be obtained.

The auxiliary attachment 10 having such a structure.
If 0A is used, as shown in FIG. 3, when lifting a vehicle such as a truck, the auxiliary attachment 100A is attached to the lifting arm 21 of the vehicle lift, and the interference of the buffer spring 4 is prevented by the relief portion 220 of the attachment body 200. Attachment body 2 set in the form of space escape
After the frame receiving portion 210 of the vehicle body is positioned just below the hollow prismatic bottom side frame 2 of the vehicle body 1, the lifting arm 21 of the vehicle lift is raised to a desired height. Regardless, a vehicle such as a truck can be raised in a stable manner. Of course, it can be lowered. In addition, this auxiliary attachment 10
0A is normally used for four vehicles.

At this time, the attachment body 200
If the upright portion 230 formed of the screw shaft 231 is appropriately rotated, even if the height up to the bottom frame 2 is slightly different depending on the type of the vehicle, it is possible to freely cope with it.

FIG. 4 shows another example of the auxiliary attachment of the vehicle lift according to the present invention. The auxiliary attachment 100B is basically similar to the above-mentioned auxiliary attachment 100A. The mounting of the base 300 and the lifting arm 21 of the vehicle lift is different.

In the auxiliary attachment 100B, the attachment base 300 is fixed to the upper surface side of a substantially C-shaped (hollow prismatic type) locking member 330, and the inside of the locking member 330 is fitted to the lifting arm 21. It is intended to be included. This enables detachable attachment.

FIG. 5 shows another example of the auxiliary attachment of the vehicle lift according to the present invention. This auxiliary attachment 100C is basically similar to the above-mentioned auxiliary attachment 100A. Erect portion 230 of main body 200 and attachment base 300
And height adjustment means are different.

In the auxiliary attachment 100C, the upright portion 230 of the attachment body 200 is, for example, a prism member 232, and a plurality of through holes 233 are provided at appropriate intervals in the longitudinal direction. In addition, the attachment base 300 is provided with two plate-like members 340 and 34 which are appropriately separated from each other.
0, and these lower portions are fixed by leg members 320 having locking projections 321, while portions corresponding to the through holes 233 of the upright portions 230 of the attachment main body 200 in the longitudinal direction of the plate members 340, 340 are provided. A plurality of through holes 341 are provided.

Therefore, the attachment base 300
Attachment body 20 between the plate-like members 340, 340
After sandwiching the prism member 232 of the 0 standing portion 230 and aligning the respective through holes 341 and 233, for example, if two locking pins 350 are inserted, the attachment main body 200 is fixed. Here, each through hole 341, 23
The height of the attachment body 200 can be appropriately adjusted by adjusting the locking position between the locking pin 3 and the locking pin 350.

FIG. 6 shows another example of the auxiliary attachment of the vehicular lift according to the present invention. The auxiliary attachment 100D is basically similar to the above-mentioned auxiliary attachment 100A. A substantially U-shaped member 211 is provided on an upper portion of a rear side (the left side in FIG. 6) of the L-shaped member 221 of the escape portion 220 of the main body 200.
Is different in that the frame receiving portion 210 is fixed.

Thus, depending on the type of vehicle such as a truck, there is a case where the cushioning spring 4 is provided at a position shifted from the bottom frame 2 of the vehicle body 1, but such a type of vehicle can be handled without any trouble. be able to.

FIGS. 7A and 7B show another example of the auxiliary attachment of the vehicle lift according to the present invention.
Almost the same as the auxiliary attachment 100A,
The structure of the escape portion 220 of the attachment body 200 is different from that of the attachment of the frame receiving portion 210.

In this auxiliary attachment 100E, as is apparent from FIG.
While the relief portion 220 of 0 is a substantially U-shaped member 223,
The frame receiving portion 210 including the substantially U-shaped member 211 is provided on one of the rising portions 223a of the roughly U-shaped member 223 of the escape portion 200, and the opening and closing member 2 such as a hinge is provided.
24 is used to openably and closably fixed.

Therefore, the auxiliary attachment 10
When using 0E, as shown in FIG. 7B, the frame receiving portion 210 of the attachment body 200 is opened, and in this state, the buffer spring 4 on the vehicle body 1 side is disengaged from the roughly U-shaped escape portion 220. It is sufficient to put the member in the member 223 and straddle it, then close the frame receiving part 210 and set it so that the interference of the buffer spring 4 escapes in space. Here, since the escape portion 220 is formed of a U-shaped member symmetrical to the left and right, a large supporting strength and a stable supporting state can be obtained. The opening and closing of the frame receiving portion 210 can be easily performed by the opening and closing member 224 such as a hinge.

FIGS. 8 and 9 show another example of the auxiliary attachment of the vehicle lift according to the present invention. This auxiliary attachment 100F is basically basically the same as the above-mentioned auxiliary attachment 100A. However, the escape portion 220 of the attachment body 200 and the frame receiving portion 210
In that the height of the escape portion 220 is adjustable.

In this auxiliary attachment 100F, the escape portion 220 of the attachment body 200 is a substantially L-shaped member 221, and a plurality of through holes 225 are provided at appropriate intervals in the longitudinal direction of the standing piece 221b. . Also, the frame receiving portion 210 of the attachment body 200
Is a substantially U-shaped member 211, and a hollow member 2 removably fitted to an upper portion of the substantially L-shaped member 221 of the relief 220 on one bottom surface side of the substantially U-shaped member 211.
13, and in the longitudinal direction of the hollow member 213, the through hole 2 of the escape portion 220 of the attachment body 200.
A plurality of through holes 214 are provided in a portion corresponding to 25.

Therefore, the auxiliary attachment 10
In the case of 0F, the escape portion 220 of the attachment body 200
When the hollow member 213 of the frame receiving portion 210 is fitted into the upright piece 221b of the L-shaped member 221 and the through-holes 225 and 214 are aligned, one locking pin 215 is inserted. The part 210 is fixed. Here, each through hole 225, 214 and the locking pin 21
By adjusting the locking position with the attachment 5, the attachment body 20
The height of the zero escape portion 220 can be adjusted appropriately.

FIGS. 10 to 11 show another example of the auxiliary attachment of the vehicle lift according to the present invention. The auxiliary attachment 100G is basically similar to the auxiliary attachment 100A. Is the escape part 220 of the attachment body 200 and the frame receiving part 2
The difference is that 10 is detachable.

In the auxiliary attachment 100G, the escape portion 220 of the attachment body 200 is a substantially U-shaped member 223, and the frame receiving portion 210 is a substantially U-shaped member 211. On the side, a rectangular frame member 226 detachably fitted to the upper portions of both rising portions 223a, 223a of the substantially U-shaped member 223 of the escape portion 220 is fixed.

Therefore, the auxiliary attachment 10
0G, the auxiliary attachment 100E shown in FIG.
Similarly to the above, at the time of its use, the frame receiving portion 210 of the attachment main body 200 is removed, and in this state, the buffer spring 4 on the side of the vehicle body 1 is put into the roughly U-shaped member 223 of the escape portion 220 and straddled. Thereafter, the frame receiving portion 210 may be fitted and set in such a manner that the interference of the buffer spring 4 escapes in space. Also in this case, since the escape portion 220 is formed of a U-shaped member symmetrical to the left and right, a large supporting strength and a stable supporting state can be obtained. Further, opening and closing of the frame receiving portion 210 can be easily performed by attaching and detaching the frame member 226.

[0038]

As is clear from the above description, the following excellent effects can be obtained by the auxiliary attachment of the vehicle lift according to the present invention.

(1) First, in the first aspect of the present invention,
The attachment body has a frame receiving part that receives the frame on the bottom side of the vehicle body, a relief part that spatially escapes the interference of the buffer spring, and a columnar standing part, and furthermore, the relief part
It is formed of an approximately L-shaped member, and the frame receiving portion is
Fixed to the upper portion of the front side of the L-shaped member of the general L-shaped member
Because it is formed of a generally U-shaped member,
Toe with a plate-shaped buffer spring attached near the frame
Even on vehicles such as racks, there is no
Regardless, it can be moved up and down stably. Also,
The escape part of the main body is a roughly L-shaped member,
The beam receiving part is a roughly U-shaped member and these are simply fixed
Easy to manufacture and cheap to offer
be able to.

[0040] (2) In the present invention according to claim 2, hit
Frame that receives the frame on the bottom side of the vehicle body
Escape to escape the space between the receiving part and the buffer spring
And a columnar standing part, and furthermore, an attachment
The escape portion of the main body is a roughly L-shaped member, and its frame receiving portion
Are approximately U-shaped members, and these are fixed in a shifted form.
A plate near the frame on the bottom side of the vehicle body.
Vehicles such as trucks with a shock-absorbing spring
, Regardless of the buffer spring, stable
Can be raised and lowered. In addition, it is simple and inexpensive to manufacture.
As well as loose with the frame on the bottom side of the vehicle body.
It is also compatible with vehicles with improper spring placement.
Can be.

(4) According to the third aspect of the present invention, an attack
Frame that receives the frame on the bottom side of the vehicle body
Escape to escape the space between the receiving part and the buffer spring
And a columnar standing part, and furthermore, an attachment
The escape part of the main body is a roughly U-shaped member, and its frame receiving part
Is a roughly U-shaped member that is fixed to this escape part so that it can be opened and closed.
Because of this, first, a plate-shaped
For vehicles such as trucks with cushioning springs
, Regardless of the buffer spring
Can be done. In addition, the right and left symmetrical U-shaped members
As a result, a large support strength at the relief and a stable support
Also, opening and closing of the frame receiving portion can be easily performed.

(5) In the present invention described in claim 4, the attack is
Frame that receives the frame on the bottom side of the vehicle body
Escape to escape the space between the receiving part and the buffer spring
And a columnar standing part, and furthermore, an attachment
The escape portion of the main body is a roughly L-shaped member, and its frame receiving portion
And a roughly U-shaped hollow member that is detachably fitted to the escape part
Because it is made up of members, a plate
Vehicles such as trucks with a shock-absorbing spring
, Regardless of the buffer spring, stable
Can be raised and lowered. Also, the escape part and the frame receiver
It can be easily attached to and detached from the unit.

(6) According to the fifth aspect of the present invention, the attack
Frame that receives the frame on the bottom side of the vehicle body
Escape to escape the space between the receiving part and the buffer spring
And a columnar standing part, and furthermore, an attachment
The escape part of the main body is a roughly U-shaped member, and its frame receiving part
Frame and a substantially U-shaped part which is detachably fitted to the escape part
And a plate-like shape near the bottom frame of the vehicle body
For vehicles such as trucks equipped with cushioning springs
Even, regardless of the buffering spring, the temperature was Jo An
Can be dropped. In addition, right and left symmetrical U-shaped members
Therefore, the large supporting strength of the relief and the stable supporting state
As well as easy attachment and detachment of the escape part and frame receiving part.
You can simply do it.

(7) According to the sixth aspect of the present invention, an attack
Support the vertical part of the main body so that the height can be adjusted.
Attached to the lift arm of the vehicle lift
Has an attachment base that can be
Even if the height to the bottom frame is slightly different,
We can respond freely. In addition, the attachment
The height adjustment of the standing part of the
Can be easily performed by screwing or pinning.
Further, the attachment base also has a leg having a locking projection.
Member or a roughly C-shaped (hollow prismatic type) locking member
And attach it to the lift arm of the vehicle lift with simple operation
Can be opened.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an example of an auxiliary attachment of a vehicle lift according to the present invention.

FIG. 2 is a longitudinal sectional view showing a support state of the attachment main body in the auxiliary attachment of FIG. 1;

FIG. 3 is a side view showing a use state of the auxiliary attachment of FIG. 1;

FIG. 4 is a perspective view showing another example of the auxiliary attachment of the vehicle lift according to the present invention.

FIG. 5 is an exploded perspective view showing another example of the auxiliary attachment of the vehicle lift according to the present invention.

FIG. 6 is a perspective view showing another example of the auxiliary attachment of the vehicle lift according to the present invention.

FIG. 7 is a perspective view showing another example of the auxiliary attachment of the vehicle lift according to the present invention, wherein (A) shows a closed state of the frame receiving portion, and (B) shows an opened state of the frame receiving portion. .

FIG. 8 is an exploded perspective view showing another example of the auxiliary attachment of the vehicle lift according to the present invention.

FIG. 9 is a bottom view showing a hollow member of a frame receiving portion in the auxiliary attachment of FIG. 8;

FIG. 10 is an exploded perspective view showing another example of the auxiliary attachment of the vehicle lift according to the present invention.

11 is a bottom view showing a frame member of a frame receiving portion in the auxiliary attachment of FIG.

FIG. 12 is a partial schematic side view showing a vehicle such as a truck provided with a plate-shaped buffer spring.

FIG. 13 is a perspective view showing a conventional auxiliary attachment.

FIG. 14 is a side view showing a use state of the conventional auxiliary attachment of FIG.

FIG. 15 is a partial schematic side view showing a state in which the vehicle is lifted when the conventional auxiliary attachment of FIG. 13 is used.

[Explanation of symbols]

 100A to G Auxiliary attachment 200 Attachment main body 210 Frame receiving part 211 General U-shaped member 220 Escape part 221 General L-shaped member 230 Columnar standing part 300 Attachment base 310 Cylindrical body 320 Leg member 330 Locking member 340 Plate member 350 Lock pin

Claims (6)

(57) [Claims] 1. An auxiliary attachment for use in raising and lowering a vehicle provided with a plate-shaped buffer spring near a bottom frame of a vehicle body, wherein the frame receiving portion receives the bottom frame of the vehicle body. An attachment body having a relief portion for spatially releasing the interference of the buffer spring and a columnar standing portion is detachably and directly or indirectly attached to a lifting arm of the vehicle lift , and the relief portion is provided. Is roughly shaped as an L-shaped member
And the frame receiving portion is roughly equivalent to the escape portion.
A substantially U-shaped member fixed to the upper front portion of the L-shaped member.
An auxiliary attachment for a vehicle lift, wherein the auxiliary attachment is formed of a mold member . 2. A plate-shaped loose body is provided near a frame on a bottom side of a vehicle body.
Used to raise and lower a vehicle with an impulse spring
A frame receiving portion for receiving a frame on the bottom side of the vehicle body,
An escape part that spatially escapes the interference of the buffer spring
An attachment body having a pillar-shaped standing portion
Detachable and directly or indirectly to the lifting arm of the dual-purpose lift
And the relief part is formed by a substantially L-shaped member.
And the frame receiving portion is roughly equivalent to the escape portion.
A substantially U-shaped member fixed to the rear upper portion of the L-shaped member.
An auxiliary attachment for a vehicle lift, wherein the auxiliary attachment is formed of a mold member . 3. A plate-shaped loose body near a bottom frame of a vehicle body.
Used to raise and lower a vehicle with an impulse spring
A frame receiving portion for receiving a frame on the bottom side of the vehicle body,
An escape part that spatially escapes the interference of the buffer spring
An attachment body having a pillar-shaped standing portion
Detachable and directly or indirectly to the lifting arm of the dual-purpose lift
And the relief part is formed by a substantially U-shaped member.
And the frame receiving portion is roughly equivalent to the escape portion.
It is openably and closably fixed on the upper part of one rising part of the U-shaped member.
An auxiliary attachment for a vehicle lift, wherein the auxiliary attachment is formed of a substantially U-shaped member . 4. A plate-shaped loose body is provided near a frame on the bottom side of the vehicle body.
Used to raise and lower a vehicle with an impulse spring
A frame receiving portion for receiving a frame on the bottom side of the vehicle body,
An escape part that spatially escapes the interference of the buffer spring
An attachment body having a pillar-shaped standing portion
Detachable and directly or indirectly to the lifting arm of the dual-purpose lift
And the relief part is formed by a substantially L-shaped member.
And the frame receiving portion is roughly equivalent to the escape portion.
A hollow member detachably fitted to the upper part of the L-shaped member;
Formed with a generally U-shaped member secured to the top of the hollow member
Auxiliary attachments for a vehicle lift, characterized in that the. 5. A plate-like loose body near a bottom frame of a vehicle body.
Used to raise and lower a vehicle with an impulse spring
A frame receiving portion for receiving a frame on the bottom side of the vehicle body,
An escape part that spatially escapes the interference of the buffer spring
An attachment body having a pillar-shaped standing portion
Detachable and directly or indirectly to the lifting arm of the dual-purpose lift
And the relief part is formed by a substantially U-shaped member.
And the frame receiving portion is roughly equivalent to the escape portion.
Removably fitted to the upper part of both rising parts of the U-shaped member
A frame member and a substantially U-shaped member fixed to an upper portion of the frame member
An auxiliary attachment for a vehicle lift characterized by being formed by: 6. An attachment body having an upright portion at a height.
Adjustable support and detachable to the lifting arm
Having an attachment base attached to the
The auxiliary attachment for a vehicle lift according to claim 1, 2, 3, 4, or 5 .