Title:
HOUSING STRUCTURE IN FASTENING TOOL BY HYDRAULIC OPERATION
Document Type and Number:
Japanese Patent JP2994554
Kind Code:
B2
Abstract:
PURPOSE: To provide the housing of a fastening tool which is light in weight and easy to repair by making the structure of the grip part of the housing that divided into two or more.
CONSTITUTION: The hydraulic cylinder part 1b of a housing 1 is composed separately from a grip part 2, and this grip part 2 is divided into at least two parts 2b and 2c crossing the housing 1. A hydraulic supply part for supplying an oil pressure to the hydraulic cylinder part 1b of the housing 1 is composed of an oil conduit 22 which is a body different from the grip part 2. In a state in which the hydraulic supply part is connected to the hydraulic cylinder part 1b of the housing, the divided parts of the grip part 2 are arranged outside the oil conduit 22 to join them. Consequently, the housing 1 of the grip part 2 can be composed of a plastic material, etc., which is light and inexpensive, and the housing 1 in a fastening tool easy in parts replacement and repair operation is obtained.
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Inventors:
Hiroshi Hiroshi
Tanigawa
Tanigawa
Application Number:
JP9460994A
Publication Date:
December 27, 1999
Filing Date:
May 09, 1994
Export Citation:
Assignee:
Pop Rivet Fastener Co., Ltd.
International Classes:
B21J15/10; B21J15/18; B21J15/20; B25F5/00; B25F5/02; (IPC1-7): B21J15/10; B21J15/18; B21J15/20; B25F5/00; B25F5/02
Domestic Patent References:
| JP61262443A |
Attorney, Agent or Firm:
Minoru Nakamura (6 outside)