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. 23, 2002
Filed:
Sep. 01, 2000
Applicant:
Inventor:
James D. Braatz, Greenfield, WI (US);
Assignee:
AAA Sales & Engineering, Inc., Oak Creek, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61L 1/106 ; B61L 7/04 ;
U.S. Cl.
CPC ...
B61L 1/106 ; B61L 7/04 ;
Abstract
An improved cylinder head for a railroad track switch operator includes totally self-contained electronics and pneumatics for easy and direct replacement of a cylinder head on a prior art switch operator. The improved cylinder head has enhanced porting to improve air flow and speed of operation, a voltage control module permitting the unit to operate with either 24 volt or 12 volt line power, and recessed portions for covering or enclosing delicate and/or sensitive components for maximized protection in harsh outdoor installations.