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:
Mar. 16, 1993
Filed:
Nov. 29, 1990
Richard A Robb, West Bloomfield, MI (US);
Lee S Garretson, West Bloomfield, MI (US);
Michael J Grubb, Union Lake, MI (US);
Herkules Equipment Company, Walled lake, MI (US);
Abstract
An apparatus comprising: a work chamber (14) in which may be placed an object to be cleaned, and a cover (32) to enclose the work chamber; a fluid delivery system (52, 54) for delivering cleaning solvent to the work chamber (14) including a pump (40) for pressurizing the solvent; a first and second switch (204,210) for activiating and deactivating the operation of the pump means; and a fluid timer (220), in communication with the fluid delivery system, for causing at least one switch to be activated and thereafter after a predetermined time deactived terminating operation of the pump.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile