Screw-feeding device for a screw-driving tool

Details Screw-feeding device for a screw-driving tool Screw-feeding device for a screw-driving tool

2006-10-17

2006-10-17

Thomas, David B. (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Machine

C081S057370

Reexamination Certificate

active

07121174

ABSTRACT:
The present invention relates to a screw-feeding device for a screw-driving tool comprising: a housing; a belt carrier is rotatably disposed in the housing and provided on the outer periphery with a plurality of teeth; a motion-transmitting member is disposed in the housing for driving the belt carrier to rotate unidrectionally; a guide rod assembly having a first free engaged with the motion-transmitting member and having a second free end used to rotate the motion-transmitting member; a positioning assembly pivotally is disposed in the housing for positioning the motion-transmitting member. The screw-feeding device is not only capable of feeding the screws precisely into the firing position, but also can hold the screws firmly.

REFERENCES:
patent: 5083483 (1992-01-01), Takagi
patent: 5671645 (1997-09-01), Murayama et al.
patent: 5899126 (1999-05-01), Fujiyama et al.
patent: 5904079 (1999-05-01), Tsuge et al.
patent: 5988025 (1999-11-01), Sasaki et al.
patent: 6073523 (2000-06-01), Shinjo
patent: 6296166 (2001-10-01), Huang
patent: 6701811 (2004-03-01), Chang et al.
patent: 2004/0112183 (2004-06-01), Huang et al.

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