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AU517613B2 - Hydraulically operated rock drill - Google Patents
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AU517613B2 - Hydraulically operated rock drill - Google Patents

Hydraulically operated rock drill

Info

Publication number
AU517613B2
AU517613B2 AU35340/78A AU3534078A AU517613B2 AU 517613 B2 AU517613 B2 AU 517613B2 AU 35340/78 A AU35340/78 A AU 35340/78A AU 3534078 A AU3534078 A AU 3534078A AU 517613 B2 AU517613 B2 AU 517613B2
Authority
AU
Australia
Prior art keywords
hydraulically operated
rock drill
operated rock
drill
hydraulically
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU35340/78A
Other versions
AU3534078A (en
Inventor
T. R Mayer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cooper Industries LLC
Original Assignee
Cooper Industries LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US05/871,289 external-priority patent/US4246973A/en
Application filed by Cooper Industries LLC filed Critical Cooper Industries LLC
Publication of AU3534078A publication Critical patent/AU3534078A/en
Application granted granted Critical
Publication of AU517613B2 publication Critical patent/AU517613B2/en
Expired legal-status Critical Current

Links

AU35340/78A 1978-01-23 1978-04-21 Hydraulically operated rock drill Expired AU517613B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/871,289 US4246973A (en) 1978-01-23 1978-01-23 Controls for hydraulic percussion drill
USUS871289 1978-01-23

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU77817/81A Addition AU7781781A (en) 1978-01-23 1981-11-24 Hydraulic percussion drill

Publications (2)

Publication Number Publication Date
AU3534078A AU3534078A (en) 1979-11-15
AU517613B2 true AU517613B2 (en) 1981-08-13

Family

ID=25357127

Family Applications (1)

Application Number Title Priority Date Filing Date
AU35340/78A Expired AU517613B2 (en) 1978-01-23 1978-04-21 Hydraulically operated rock drill

Country Status (2)

Country Link
AU (1) AU517613B2 (en)
MX (1) MX4862E (en)

Also Published As

Publication number Publication date
MX4862E (en) 1982-11-10
AU3534078A (en) 1979-11-15

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