JP4366715B2 - Takaeda rice cake - Google Patents

Description

The present invention is provided with a flange having a movable blade and a fixed blade disposed at a distal end portion and capable of cutting a high branch, and a movable portion having a fixed portion and an operation portion disposed at a proximal end portion. The present invention relates to a high branch cutting scissor that includes a gripping portion that is connected to drive the movable blade, a connecting member that connects the collar portion and the gripping portion, and a long pole portion that surrounds the connecting member.

Conventionally, the pole handle tip is provided with a hook, the pole handle base is provided with a fixed handle and a hook operating lever, and the movable blade piece of the hook and the hook operating lever are installed in the pole handle. In the high branch cutting rod connected with the pole, the pole pattern formed by sliding the base pole, the intermediate pole, and the tip pole sequentially in a telescopic manner, and the corresponding inscribed poles are provided at the tips of the base pole and the intermediate pole, respectively. A tying mechanism that is fixed at two positions, an extended position and a contracted position; a tubular outer collar, a tubular middle collar, and a core collar, which are sequentially slidably fitted in a telescopic manner, and a coupling member that couples the collar and the collar operating lever; The connecting member is arranged in linkage with the middle rod tip, and is attached to the core rod coupling portion with respect to the rod operating lever, and a spring for urging the middle rod in the extending direction. It undulates under the urging force and works against the locking steps provided on the outer base and the middle base. Known high debranching shears, characterized in that it comprises a locking member having a locking member disengaging individually engaged (see Patent Document 1). When the lever is closed from the open position, the pressing pin moves the cam portion forward, the pressing force is suddenly reduced, and the locking member is laid down. This overturning of the locking member ends the overturn immediately after the heel operating lever starts to close. Therefore, when the intermediate pole is fixed in the contracted position with respect to the base pole, and the tip pole is fixed in the contracted position with respect to the intermediate pole, and the pole handle length is reduced to the minimum, the locking body is overturned and the locking body Is locked to the locking step at the base end of the outer rod, and the operating force of the rod operating lever is transmitted directly from the outer rod to the rod. When the intermediate pole is fixed in the contracted position with respect to the base pole and the front pole is fixed in the extended position with respect to the intermediate pole, or the intermediate pole is fixed in the extended position with respect to the base pole, and the tip is advanced with respect to the intermediate pole. When the pole is fixed in the contracted position and the pole handle is extended in two stages, the latching body is overturned so that the latching body is latched to the latching step at the base end of the middle rod and the rod control lever is operated. The force is transmitted to the heel via the middle and outer limbs. When the intermediate pole is fixed in the extended position with respect to the base pole, and the tip pole is fixed in the extended position with respect to the intermediate pole, and the pole handle length is extended to the maximum, the operating force of the 鋏 operation lever is the core and middle And it is transmitted to the urn through the outer urn. When the heel operating lever is in the open position, the pushing pin is pushed near the rear end of the cam portion, and the locking member stands up against the spring, so that the proximal end of the middle Since it is away from the base end, the pole handle length can be adjusted in three stages in this state.
JP-A-8-84528

However, the above-described conventional technique has a problem that the impact force of the load applied to the operation part of the high branch cutting shears acts on the operation part when cutting the high branch.

The present invention has been made in view of the above-described problems. When cutting a high branch without cutting the impact force of the load applied to the operation unit of the high branch cutting rod when the high branch is cut. An object of the present invention is to provide a high-branch cutter that can smoothly apply a load to the operation part of the high-branch cutter.

In order to solve the above-mentioned problems, the high branch cutting shear according to the present invention is constituted by the following means.

The high branch cutting scissors according to the first aspect of the present invention are provided with a movable blade and a fixed blade disposed at the distal end portion, and a scissors portion capable of cutting the high branch, and a fixed portion and an operation portion disposed at the base end portion. A gripping part that is connected to the movable blade to drive the movable blade, a connecting member that connects the collar part and the gripping part, and a long pole part that surrounds the connecting member in cutting shears, and a bracket portion which ratchet grooves are provided with a plurality of engaging recesses in the lower base end side of the connecting member to the pivotally mounted Rutotomoni intermediate portion is pivotally mounted to the fixed portion at the upper end, a ratchet bracket pin is secured to the other end portion being pivotally mounted on one end the operation portion to be inserted into the ratchet grooves, the protruding portions formed continuously to the side portion of the front end side of the bracket portion disposed of during the locking structure for engaging, with the locking structure and the fixed portion And having a an elastic member that urges the locking structure.

Further, the high-edged cutting scissors according to the invention of claim 2 is characterized in that, in the invention of claim 1, the pole part is provided with a locking part capable of expanding and contracting the entire length of the pole part. To do.

According to the high branch cutting scissors according to claim 1 of the present invention, when a load is applied to the operation portion, a change in the load applied to the operation portion by a pin or the like provided on the bracket portion to which the connecting member is pivotally attached. Since the ratchet mechanism moves so as to be reduced, the high branch can be cut smoothly by applying substantially the same load to the operation portion.

Further, according to the high branch cutting scissors according to claim 1, the end of the holding portion of the bracket portion on the fixing portion side is continuously provided with a protruding portion, and engages with the protruding portion to fix the bracket portion. Since it has a locking structure, it can be prevented that the operating portion is returned by the reaction force of the load applied to the operating portion.

Further, according to the high branch cutting scissors according to claim 2, since the pole portion is provided with the locking portion capable of expanding and contracting the entire length of the pole portion, the total length of the pole portion is set according to the height of the high branch. Can stretch and cut high branches.

Hereinafter, an embodiment of a high branch cutting shear according to the present invention will be described with reference to the drawings. FIG. 1 is a perspective view showing a high branch cutting rod 10 in the present embodiment.

A high branch cutting rod 10 shown in FIG. 1 is provided with a movable blade and a fixed blade disposed at a distal end portion, and a collar portion 12 capable of cutting the high branch, and a fixed portion and an operation portion disposed at a proximal end portion. A gripping portion 14 connected to the movable blade to drive the movable blade, a connecting member 16 connecting the flange portion 12 and the gripping portion 14, and a long pole portion surrounding the connecting member 16. 18 and.

In addition, in order to hold the gripping part 14 with one hand and support the high branch cutter 10 with both hands, a grip part 20 is provided that supports the gripping part 14 with the other hand at a predetermined distance from the gripping part 14.

Further, the pole portion 18 is composed of an inner pole 22 and an outer pole 24, and a locking portion 26 for locking the inner pole 22 and the outer pole 24 for expanding and contracting the entire length of the pole portion 18 is provided. Yes.

FIG. 2 is an enlarged view showing the gripping portion 14 of the high branch cutting bar 10. The gripping part 14 is bent substantially in a letter shape and fixed at the left end part to the base end part of the pole 18. And an operation unit 30 pivotally attached to the main body. A substantially central portion of the fixing portion 28 is pivotally attached to the fixing portion 28 at the upper end portion, and one end portion of the connecting member 16 is pivotally attached, and a ratchet groove 32 in which a member such as a pin moves is provided at the lower portion. A bracket portion 34 is provided. The ratchet groove 32 is formed in an arc shape that is continuous with the shape of a pin or the like. A ratchet bracket 36 having one end pivotally attached to the operation unit 30 and a pin 35 to be inserted into the ratchet groove 32 fixed to the other end is provided near the bent portion of the operation unit 30. The ratchet groove 32, the pin 35, and the ratchet bracket 36 are the ratchet mechanism 38 in the present embodiment.

FIG. 3 is an enlarged view showing the bracket portion 34. The left end of the bracket portion 34 is formed in a substantially arc shape having a convex outer side, and a protrusion 40 is provided continuously to the tip portion. The protrusion 40 is provided with a locking structure 42 pivotally attached to the fixed portion 28. The locking structure 42 is engaged with the protruding portion 40 of the bracket 34 by an elastic member 43 such as a compression coil spring to lock the bracket portion 34.

FIG. 4 is an enlarged view of the ridge portion 12 of the high branch cutting ridge 10. The flange 12 has a movable blade 44 and a fixed blade 46. The movable blade 44 is formed in a semicircular shape as a whole and is provided with an arcuate blade that is convex at the right end. Further, the other end of the connecting member 16 is fixed to the lower end of the movable blade 44. The fixed blade 46 is formed in a generally triangular shape and has a concave arcuate blade at the left end. The back surface of the collar portion 12 is movable so as to have a curvature larger than the curvature of the blade portion of the movable blade 44 and to be rotated counterclockwise by a predetermined distance from the tip portion with respect to the blade portion of the movable blade 44. A blade block 48 is fixed to the movable blade 44. The fixed blade block 50 is fixed to the fixed blade 46 so that the curvature and shape of the fixed blade 46 match. Further, a connecting block 52 is fixed to the flange portion and the pole portion 18 so as to connect the flange portion 12 and the pole portion 18.

FIG. 5 is an enlarged view of the locking portion 26 of the high branch cutting bar 10. The locking portion 26 is provided with a locking pin 56 that engages with a hole 54 provided in the inner pole 22 at a predetermined interval.

Next, the operation of the high branch cutting shear 10 configured as described above will be described. The grip portion 14 of the high debranching shears 10 grip with one hand and manipulates with a grip portion 20 with the other hand. For cutting high branches and the like, the load applied to the operation unit 30 by the ratchet mechanism 38 when the gripping part 14 is gripped is substantially the same .

As described above, according to the present embodiment, when a load is applied to the operation unit 30, a change in the load applied to the operation unit 30 by the pin or the like provided on the bracket portion 34 to which the connecting member 16 is pivotally attached is reduced. Since the ratchet mechanism 38 moves in this manner, the high branch can be cut smoothly by applying substantially the same load to the operation unit 30.

Further, according to the present embodiment, the protruding portion 40 is continuously provided at the end of the holding portion 14 of the bracket portion 34 on the fixing portion 28 side, and the bracket portion 34 is engaged with the protruding portion 40. Since the locking structure 42 is fixed, it is possible to prevent the operation unit 30 from being returned by the reaction force of the load applied to the operation unit 30.

Further, according to the present embodiment, the pole portion 18 is provided with the locking portion 56 that can expand and contract the entire length of the pole portion 18, so that the total length of the pole portion 18 can be increased according to the height of the high branch. Can stretch and cut high branches.

The present invention is not limited to the above embodiment, and various modifications can be made within the scope of the gist of the present invention.

It is a perspective view which shows the high branch cutting shears concerning this invention. It is an enlarged view which shows the holding part of FIG. It is a figure which shows the bracket part of FIG. It is a figure which shows the collar part of FIG. It is a figure which shows the latching | locking part of FIG.

10 Takaeda-cut rice cake
12 Buttocks
14 Grip part
16 Connecting member
18 pole
28 Fixed part
30 Operation unit
32 Ratchet groove
34 Bracket part
35 pin
36 Ratchet bracket
40 Protrusion
42 Locking structure
43 Elastic member
44 Movable blade
46 Fixed blade

Claims (2)

A hook having a movable blade and a fixed blade disposed at the distal end and capable of cutting a high branch, and having a fixed portion and an operating portion disposed at a base end and coupled to the movable blade, and In a high branch cutting scissor comprising a gripping part that drives a movable blade, a connecting member that connects the collar part and the gripping part, and a long pole part that surrounds the connecting member,
A bracket part the ratchet groove is provided with a plurality of engaging recesses in the lower base end side of the connecting member is pivotally mounted to the Rutotomoni intermediate portion is pivotally mounted to the fixed portion at the upper end,
A ratchet bracket having one end pivotally attached to the operation portion and a pin inserted into the ratchet groove fixed to the other end ;
And a locking structure for engaging with the projection portion formed continuously to the side portion of the front end side of the bracket portion,
An elastic member disposed between the fixed portion and the locking structure to bias the locking structure ;
A high branch cutting shear characterized by having. The high branch cutting scissors according to claim 1, wherein the pole portion is provided with a locking portion capable of extending and contracting the entire length of the pole portion.

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