Title:
SCREW LIMIT GAUGE
Document Type and Number:
WIPO Patent Application WO/2015/045783
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a screw limit gauge that makes it possible to easily perform a passage inspection and a stop inspection. The present invention is a screw limit gauge that is provided with a passage-side screw section and a stop-side screw section in this order from the tip side thereof, and is characterized in that: the passage-side screw section and the stop-side screw section are configured in a continuous manner and have the same pitch; and the screw length of the stop-side screw section is equivalent to two rotations thereof. In addition, a tapered screw section is provided between the passage-side screw section and the stop-side screw section, and the passage-side screw section, the stop-side screw section, and the tapered screw section are preferably configured in a continuous manner and have the same pitch. The stop-side screw section and/or the tapered screw section may be of a different color than the passage-side screw section. In addition, a stopper is preferably provided to the side of the stop-side screw section that is opposite from the tip section thereof.
Inventors:
HIROTA RYOSUKE (JP)
Application Number:
PCT/JP2014/073331
Publication Date:
April 02, 2015
Filing Date:
September 04, 2014
Export Citation:
Assignee:
EISEN CO LTD (JP)
International Classes:
G01B3/48
Foreign References:
| JP2002039706A | 2002-02-06 | |||
| JPS4011870B | ||||
| JPS57166105U | 1982-10-20 | |||
| JPH07229702A | 1995-08-29 | |||
| US1654233A | 1927-12-27 |
Attorney, Agent or Firm:
SAKURAI, KEN-ICHI (JP)
Ken-ichi Sakurai (JP)
Ken-ichi Sakurai (JP)
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