Hooked dust scraper for ball screw unit

Details Hooked dust scraper for ball screw unit Hooked dust scraper for ball screw unit

2006-10-31

2006-10-31

Bidwell, James R. (Department: 3651)

Conveyors: power-driven

Conveyor system for moving a specific load as a separate unit

System includes an oscillating or reciprocating load...

C074S089400, C277S354000

Reexamination Certificate

active

07128199

ABSTRACT:
A hooked dust scraper for ball screw unit includes a plurality of tooth portions and corresponding number of hook portions. It is characterized that the scraper is hooked on the nut of the ball screw unit without employing screw engagement so that the ball screw unit associated with this scraper is easy to fabricate, assemble, and detach thereby saving the production and assembly cost.

REFERENCES:
patent: 4407511 (1983-10-01), Benton et al.
patent: 4905533 (1990-03-01), Benton et al.
patent: 5029877 (1991-07-01), Fedeli
patent: 6276225 (2001-08-01), Takeda et al.
patent: 6571653 (2003-06-01), Takeda et al.
patent: 6931955 (2005-08-01), Yatsushiro et al.

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