Title:
DRIVING MACHINE
Document Type and Number:
Japanese Patent JP2016209942
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To downsize a driving machine.SOLUTION: A driving machine 10 is equipped with a housing; a cylinder 33 provided in the housing; a piston 21 provided in the cylinder 33 so as to reciprocate; a bit 22 which is attached to the piston 21, and strikes a fixing tool with pressure in the cylinder 33; and a hoisting mechanism which moves the piston 21 in the cylinder 33. Furthermore, the hoisting mechanism includes a high-speed side cam 29 and a low-speed cam 30 which are disposed on both sides of the bit 22 across the bit 22, and engaged with the bit 22.SELECTED DRAWING: Figure 7
Inventors:
YASUTOMI TOSHINORI
Application Number:
JP2015093714A
Publication Date:
December 15, 2016
Filing Date:
April 30, 2015
Export Citation:
Assignee:
HITACHI KOKI KK
International Classes:
B25C1/06; B25C1/04
Foreign References:
| US6938811B2 | 2005-09-06 | |||
| US20090090759A1 | 2009-04-09 | |||
| US20060180631A1 | 2006-08-17 |
Attorney, Agent or Firm:
Tsutsui International Patent Office