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:
Jun. 10, 1997
Filed:
Apr. 25, 1995
Michael J Purvis, St. Louis, MO (US);
Leonard J Hartmann, St. Louis, MO (US);
Gerald L Rogers, St. Louis, MO (US);
Dyna Controls Corporation, St. Clair, MO (US);
Abstract
This swivel connection (10) of metallic material includes a female block (12), a center spool (14) and a male spool (16) which provide substantially universal movement between a hose line connection (18) and pneumatic tool (1). A protective cover (80) is provided for the female block (12) and a protective cover (82) is provided for the exposed portion of the center spool (14). Both covers are of non-mar plastic material to protect finished surfaces with which the swivel connection (10) comes into contact during use. Both covers include access openings (92, 112) having snap-fitted removable caps (100, 120).