Air sander grinder

Details Air sander grinder Air sander grinder

2007-06-05

2007-06-05

Hail, III, Joseph J. (Department: 3723)

Abrading

Frame or mount

Portable abrader

C451S295000, C451S351000

Reexamination Certificate

active

11245145

ABSTRACT:
An improved structure of an air sander grinder with air chamber mounting and eccentric mounting, and the cylinder air chamber mounting is placed inside the air sander grinder, and an air chamber is placed in the center of the air chamber mounting the sides of which has air inlet and air outlet openings the eccentric mounting includes a mandrel and an eccentric component, and the top of the mandrel has a drive section that is placed in the air chamber of the air chamber mounting, and the bottom of the mandrel has a linkage section connected with the eccentric component; the feature of the present invention is that the air chamber mounting is made by the inner metal ring with an outer plastic ring on the outside; the mandrel of the eccentric mounting is metal mandrel, and the eccentric component is a plastic eccentric component; the eccentric component is formed at the bottom of the metal mandrel.

REFERENCES:
patent: 4854085 (1989-08-01), Huber
patent: 5879228 (1999-03-01), Sun
patent: 6257970 (2001-07-01), Huber
patent: 6752704 (2004-06-01), Lin
patent: 6752705 (2004-06-01), Lin
patent: 6878049 (2005-04-01), Heidelberger et al.
patent: 2003/0143935 (2003-07-01), Huber

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