Title:
【発明の名称】工作機械用万力
Document Type and Number:
Japanese Patent JP2761785
Kind Code:
B2
Abstract:
In construction of a metalworking vise having a fixed base (2), a stationary jaw (4) mounted at the front end portion of the fixed base (2), a slide jaw (10) arranged facing the stationary jaw (4), and a piston (18) movable into a hydraulic chamber (12) to raise its fluid pressure, a holder shaft (6) provided at its front end with an axial extension (20) defining the hydraulic chambers (12,24) and a force magnifying mechanism is arranged in the fixed base (2) near the stationary jaw (4). The specified location of the force magnifying mechanism allows generation of a large clamp force at high precision in clamping position without causing any substantial warping of the fixed base.
Inventors:
YASUE TSUTOMU
Application Number:
JP1969590A
Publication Date:
June 04, 1998
Filing Date:
January 29, 1990
Export Citation:
Assignee:
TSUDAKOMA KOGYO KK
International Classes:
B23Q3/06; B25B1/10; B25B1/12; B25B1/18; B25B1/24; (IPC1-7): B25B1/18; B23Q3/06
Domestic Patent References:
| JP6195881A | ||||
| JP6341711B2 |
Attorney, Agent or Firm:
Ichiro Sugawara