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. 14, 1998
Filed:
Jul. 03, 1996
Applicant:
Inventor:
Tomio Inada, Osaka, JP;
Assignee:
Totaku Industries, Inc., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
138134 ; 138132 ; 138133 ; 138129 ; 138127 ;
Abstract
A cleaner hose includes a synthetic resin pipe and four reinforcing hard steel wires disposed spirally, at predetermined intervals, in the synthetic resin pipe wall. The reinforcing hard steel wires are coated wires which are coated with synthetic resin. The pipe wall includes inner and outer layers in which an under wound tape and an upper wound tape are spirally wound while being displaced by half pitch from each other.