SE354029BSE01726/71ASE172671ASE354029BSE 354029 BSE354029 BSE 354029BSE 01726/71 ASE01726/71 ASE 01726/71ASE 172671 ASE172671 ASE 172671ASE 354029 BSE354029 BSE 354029B
Authority
SE
Sweden
Application number
SE01726/71A
Inventor
T Sonerud
S Hammarstrand
Original Assignee
Svenska Hymas Ab
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 Svenska Hymas AbfiledCriticalSvenska Hymas Ab
Priority to SE01726/71ApriorityCriticalpatent/SE354029B/xx
Priority to JP9219572Aprioritypatent/JPS4856902A/ja
Publication of SE354029BpublicationCriticalpatent/SE354029B/xx
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
B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure