The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 26, 2004

Filed:

May. 29, 2001
Applicant:
Inventors:

Bao Shyan Lai, Taichung, TW;

Chung-Tsun Cho, Taichung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23C 5/02 ; B27G 7/100 ;
U.S. Cl.
CPC ...
B23C 5/02 ; B27G 7/100 ;
Abstract

A pneumatic edge trimming machine has a base a center of which having a hole. A sleeve extends upwards from the base for receiving a hollow outer casing. The outer casing has a top and a lower end; and the top and lower end of the outer casing are fixed to an inner casing through a frame. A space penetrating the inner casing and outer casing is formed. The inner casing is used to be installed with a pneumatic motor. A shaft is extended from a pneumatic motor. The shaft has a tool combining portion which exposes out of the hole at the base. The inner casing has an air inlet and a control switch. The inner casing has a vent facing toward a top of the outer casing, and the top of the outer casing being connected to a predetermined space by a tube. Therefore dust can be absorbed automatically in working.


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