Fastening member fastening method and apparatus

Details Fastening member fastening method and apparatus Fastening member fastening method and apparatus

2005-02-18

2009-02-10

Shakeri, Hadi (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Machine

C081S451000, C081S057440

Reexamination Certificate

active

07487698

ABSTRACT:
The present invention relates to a fastening member fastening apparatus for positioning and fastening a hexagon head bolt (2) with respect to a nut (7) with an opening (7a). The fastening member fastening apparatus comprises a rotary axle body (1) being rotated by a drive source, a forwardly and backwardly movable socket (3) being connected with a tip end of the rotary axle body (1) and fitting thereon the hexagon head bolt (2), and a guide mechanism (5) having triple claw members (4) which are operated to open and close in accordance with the forward and backward movement of the socket (3). A tip end of the guide mechanism (5) in a closed state is inserted into the opening (7a) of the nut (7) so as to position and fasten the hexagon head bolt (2) with respect to the nut (7).

REFERENCES:
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patent: 3786845 (1974-01-01), States
patent: RE28608 (1975-11-01), Dixon
patent: 4462283 (1984-07-01), Ito
patent: 6144891 (2000-11-01), Murakami et al.
patent: S50-107577 (1975-08-01), None
patent: S59-93830 (1984-06-01), None
patent: S61-159130 (1986-10-01), None
patent: 02-076643 (1990-03-01), None
patent: 10-180569 (1998-07-01), None
patent: 11-129163 (1999-05-01), None

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