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:
Feb. 23, 1982
Filed:
Feb. 29, 1980
William A George, Cockeysville, MD (US);
Black & Decker Inc., Newark, DE (US);
Abstract
A plunge type router is disclosed which includes a base housing having a work engaging surface and an upper portion within which a driving motor is supportingly mounted for reciprocable movement with respect thereto. A pair of extension coil springs are provided extending between a first pair of projections provided on the upper portion of the base housing and a second pair of projections secured to the motor housing which operate to continuously bias the driving motor into a retracted position. The extension springs are arranged in the form of loops positioned on opposite sides of the router and are concealed and protected by a pair of handles secured to the motor housing which handles are movable therewith.