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:
Jul. 22, 1997
Filed:
Aug. 07, 1996
Applicant:
Inventors:
Stephen D Able, Bryan, OH (US);
Douglas D Purdy, Bryan, OH (US);
Nicholas Kozumplik, Jr, Bryan, OH (US);
Assignee:
Ingersoll-Rand Company, Woodcliff Lake, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04G / ;
U.S. Cl.
CPC ...
417387 ; 417389 ; 417393 ; 417395 ; 417D / ; 92100 ;
Abstract
Insulation is provided in the form of wall insulation, piston or diaphragm insulation and/or piston rod and/or diaphragm washer insulation to increase the temperature in the working air chamber of an air motor of the piston or diaphragm type to reduce the formation of ice on exhaust.