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.)
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.)
CARENAGE SOC GEN DE
Original Assignee
CARENAGE SOC GEN DE
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 CARENAGE SOC GEN DEfiledCriticalCARENAGE SOC GEN DE
Application grantedgrantedCritical
Publication of FR774881ApublicationCriticalpatent/FR774881A/en
B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
B25D9/06—Means for driving the impulse member
B25D9/08—Means for driving the impulse member comprising a built-in air compressor, i.e. the tool being driven by air pressure
FR774881D1934-06-231934-06-23
Improvements to pneumatic hammers for descaling
ExpiredFR774881A
(en)