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.:
Date of Patent:
Apr. 06, 1993
Filed:
May. 14, 1992
Applicant:
Inventors:
Walter J Hutchins, West Hartford, CT (US);
John H Wilcox, Shaftsbury, VT (US);
James M Jackson, Dearborn Heights, MI (US);
John M Clark, Ann Arbor, MI (US);
Assignee:
Stanley Tools, a Division of The Stanley Works, New Britain, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C / ;
U.S. Cl.
CPC ...
333482 ; 33379 ;
Abstract
A lighted level including a frame having parallel working surfaces and an inner connecting web having an aperture with a pair of notches for supporting a liquid-containing vial. The level includes a light emitting diode for illuminating the vial. The level is constructed for automatic drop-in assembly of each of the component parts, including a printed circuit board containing the lighting circuitry, without requiring wires, screws, pins, pegs or bolts.