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Donald L Gitthens

from Arvada, CO
Age ~77

Donald Gitthens Phones & Addresses

  • 5853 Owens St, Arvada, CO 80004 (303) 424-6755 (303) 736-0750
  • Brule, NE
  • 5853 Owens St, Arvada, CO 80004 (303) 809-2085

Work

Position: Craftsman/Blue Collar

Education

Degree: High school graduate or higher

Emails

Professional Records

License Records

Donald Gitthens

Address:
5853 Owens St, Arvada, CO 80004
License #:
1439 - Active
Issued Date:
May 20, 1968
Renew Date:
Apr 1, 2016
Expiration Date:
Mar 31, 2018
Type:
Barber

Publications

Us Patents

Hydraulic Safety Valve Base

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US Patent:
39659194, Jun 29, 1976
Filed:
Sep 26, 1974
Appl. No.:
5/509647
Inventors:
Robert E. McGarvey - Arvada CO
Donald L. Gitthens - Arvada CO
International Classification:
F16K 1107
US Classification:
137107
Abstract:
The present invention relates to a safety valve for use with a hydraulic system as is utilized in raising loads such as with a front-end loader, a fork truck, snorkel truck, and the like. The safety valve provides a spring actuated plunger which acts to trap hydraulic fluid within a hydraulic cylinder to retain a load in its raised position in the event a hydraulic feed line or the like should break.
Donald L Gitthens from Arvada, CO, age ~77 Get Report