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.

Patent No.:

US 8469531 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 25, 2013

Filed:

Dec. 22, 2011
Applicant:

Tony Huang, Taichung, TW;

Inventor:

Tony Huang, Taichung, TW;

Assignee:

Hiever Co., Ltd., Taichung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An all-directional machine tool lamp includes an annular lamp, which includes a locating ring, which defines an upper part having a relatively smaller inner diameter, a lower part having a relatively greater inner diameter and a flange disposed at an inner side between the upper part and the lower part, three screw bolts equiangularly inserted through the locating ring to lock it to a vertically movable spindle of a machine tool, a lamp holder affixed to the lower part of the locating ring, light-emitting devices mounted in the lamp holder and a lampshade affixed to the bottom side of the lamp holder, and a switch device, which includes a housing, a switch mounted in the housing and electrically connected with the light-emitting devices by an electrical cord and a fastening member adapted for fastening the housing to the machine tool.


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