ZA932782B - Rock drill percussion mechanism - Google Patents

Rock drill percussion mechanism

Info

Publication number
ZA932782B
ZA932782B ZA932782A ZA932782A ZA932782B ZA 932782 B ZA932782 B ZA 932782B ZA 932782 A ZA932782 A ZA 932782A ZA 932782 A ZA932782 A ZA 932782A ZA 932782 B ZA932782 B ZA 932782B
Authority
ZA
South Africa
Prior art keywords
rock drill
percussion mechanism
drill percussion
rock
percussion
Prior art date
Application number
ZA932782A
Inventor
Jarmo Uolevi Leppaenen
Roger Robarts Briggs
Original Assignee
Jarmo Uolevi Leppaenen
Roger Robarts Briggs
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
Application filed by Jarmo Uolevi Leppaenen, Roger Robarts Briggs filed Critical Jarmo Uolevi Leppaenen
Priority to ZA932782A priority Critical patent/ZA932782B/en
Priority to DE69401925T priority patent/DE69401925T2/en
Priority to PCT/GB1994/000837 priority patent/WO1994023906A1/en
Priority to ES94912655T priority patent/ES2099603T3/en
Priority to CA002161129A priority patent/CA2161129C/en
Priority to AT94912655T priority patent/ATE149402T1/en
Priority to CN94192193A priority patent/CN1124473A/en
Priority to EP94912655A priority patent/EP0693987B1/en
Priority to US08/532,579 priority patent/US5794717A/en
Priority to AU65113/94A priority patent/AU676301B2/en
Priority to JP6522935A priority patent/JPH08511841A/en
Publication of ZA932782B publication Critical patent/ZA932782B/en

Links

ZA932782A 1993-04-21 1993-04-21 Rock drill percussion mechanism ZA932782B (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
ZA932782A ZA932782B (en) 1993-04-21 1993-04-21 Rock drill percussion mechanism
DE69401925T DE69401925T2 (en) 1993-04-21 1994-04-20 HAMMER MECHANISM FOR ROCK DRILLS
PCT/GB1994/000837 WO1994023906A1 (en) 1993-04-21 1994-04-20 Rock percussion mechanism
ES94912655T ES2099603T3 (en) 1993-04-21 1994-04-20 PERCUSSION MECHANISM FOR ROCK DRILLING DEVICE.
CA002161129A CA2161129C (en) 1993-04-21 1994-04-20 Rock drill percussion mechanism
AT94912655T ATE149402T1 (en) 1993-04-21 1994-04-20 HAMMER MECHANISM FOR ROCK DRILLS
CN94192193A CN1124473A (en) 1993-04-21 1994-04-20 Rock percussion mechanism
EP94912655A EP0693987B1 (en) 1993-04-21 1994-04-20 Rock percussion mechanism
US08/532,579 US5794717A (en) 1993-04-21 1994-04-20 Rock drill percussion mechanism
AU65113/94A AU676301B2 (en) 1993-04-21 1994-04-20 Rock percussion mechanism
JP6522935A JPH08511841A (en) 1993-04-21 1994-04-20 Drilling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA932782A ZA932782B (en) 1993-04-21 1993-04-21 Rock drill percussion mechanism

Publications (1)

Publication Number Publication Date
ZA932782B true ZA932782B (en) 1994-09-30

Family

ID=25582774

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA932782A ZA932782B (en) 1993-04-21 1993-04-21 Rock drill percussion mechanism

Country Status (1)

Country Link
ZA (1) ZA932782B (en)

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