Title:
INVERSE SAW−TOOTH INTERNAL THREAD
Document Type and Number:
WIPO Patent Application WO/2003/014584
Kind Code:
A1
Abstract:
The angle of inclination (β) of a clearance flank of a saw−tooth internal thread is made the angle of inclination (β) of an inverse pressure flank (20A) receiving a load, and the angle of inclination (Ѳ) of the pressure flank is made the angle of inclination (Ѳ) of an inverse clearance flank (2B).
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Inventors:
SUGIMURA NOBUYUKI (JP)
Application Number:
PCT/JP2001/006788
Publication Date:
February 20, 2003
Filing Date:
August 07, 2001
Export Citation:
Assignee:
SUGIMURA NOBUYUKI (JP)
International Classes:
F16B33/02; F16B39/30; (IPC1-7): F16B33/02; F16B39/30
Foreign References:
| JPH0477017U | 1992-07-06 | |||
| JPH02107824U | 1990-08-28 | |||
| JPS354835B1 | 1960-05-10 | |||
| JPS4937214B1 | 1974-10-07 | |||
| JPH08177831A | 1996-07-12 | |||
| JPS63125813A | 1988-05-30 |
Attorney, Agent or Firm:
Saito, Susumu (6-3 Nihonbashi 2-chom, Chuo-ku Tokyo, JP)
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