Electric grinding gun

Details Electric grinding gun Electric grinding gun

2008-02-28

2009-10-20

Eley, Timothy V (Department: 3724)

Abrading

Frame or mount

Portable abrader

C173S216000, C451S358000, C451S359000

Reexamination Certificate

active

07604528

ABSTRACT:
An electric grinding gun has a body, a gear reduction device, a holding cap, and an actuating device. The body has a casing, a rechargeable battery, a protective circuit board, a switch, a trigger, a motor, a cooling fin and a mounting barrel. The gear reduction device is rotatably mounted in the mounting barrel and has a seat, two planet gears and a gear ring. The seat is rotatably mounted in the mounting barrel and has a shaft hole, two gear recesses and a connecting axle. The holding cap is securely mounted around the mounting barrel to hold the gear reduction device in the mounting barrel and has an inner thread and a through hole. The actuating device is connected detachably to the seat of the gear reduction device and has a panel and an adhering layer.

REFERENCES:
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patent: 5269733 (1993-12-01), Anthony, III
patent: 5897454 (1999-04-01), Cannaliato
patent: 6899653 (2005-05-01), Murphy
patent: 6915721 (2005-07-01), Hsu et al.
patent: 7291061 (2007-11-01), Kiss
patent: 7410007 (2008-08-01), Chung et al.
patent: 7452304 (2008-11-01), Hagan et al.
patent: 2005/0090216 (2005-04-01), Hsu et al.
patent: 2008/0190246 (2008-08-01), Hsu et al.

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