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:
Oct. 15, 1991
Filed:
Feb. 05, 1988
Glenn K Walker, Miamisburg, OH (US);
Rodger P Grantham, Springfield, MO (US);
Guy L Renshaw, Ash Grove, MO (US);
Dayco Products, Inc., Dayton, OH (US);
Abstract
A hose assembly and method of making the same are provided, the hose assembly having a first fluid passage therein for respectively conveying a volatile liquid in one direction to a container and a second fluid passage therein for returning the vapors of the volatile liquid from the container, the assembly comprising a flexible inner hose having an outer peripheral surface and defining the first fluid passage therein, and a flexible outer hose having an inner peripheral surface and being disposed around the inner hose, the inner peripheral surface of the outer hose and the outer peripheral surface of the inner hose defining the second fluid passage therebetween, the inner hose having a Venturi therein that tends to remove liquid from a certain area of the second fluid passage, the outer hose having wire reinforcing therein to tend to prevent inward crushing of the outer hose in a manner to damage the Venturi.