Title:
DRIVING MACHINE
Document Type and Number:
WIPO Patent Application WO/2016/174994
Kind Code:
A1
Abstract:
Provided is a driving machine equipped with a cylinder (12) with a piston chamber (14) formed therein partitioned by a piston (13) which drives a driver blade (15), with which easy charging of a compression chamber with compressed air can be achieved without increasing the size of the driving machine. A housing (11) has a cylinder case section (11a) for housing the cylinder (12) and a handle section (11c), and the cylinder (12) is provided with a pressure accumulator (41). The pressure accumulator (41) is provided with a bottom wall section (42), an upper wall section (43), and a compression chamber (45) communicating with the piston chamber (14). A charge valve (71) is disposed on the bottom wall section (42).
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Inventors:
KOBORI KENJI (JP)
SATO SHINICHIROU (JP)
UEDA TAKASHI (JP)
SATO SHINICHIROU (JP)
UEDA TAKASHI (JP)
Application Number:
PCT/JP2016/060935
Publication Date:
November 03, 2016
Filing Date:
April 01, 2016
Export Citation:
Assignee:
HITACHI KOKI KK (JP)
International Classes:
B25C1/06; B25C1/04
Domestic Patent References:
| WO2015037299A1 | 2015-03-19 | |||
| WO2011010512A1 | 2011-01-27 |
Foreign References:
| JPH0994769A | 1997-04-08 |
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