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:
Mar. 01, 1983
Filed:
Sep. 28, 1981
Applicant:
Inventors:
Lennart L Carlson, Irvine, CA (US);
Douglas I Hoiberg, San Clemente, CA (US);
Assignee:
Steward Plastics, Inc., Laguna Hills, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; B29C / ;
U.S. Cl.
CPC ...
156195 ; 15624415 ; 1563045 ;
Abstract
A flexible hose and method for making same, suitable for cleaning swimming pools and general vacuum applications, having contiguous turns of an extruded helical plastic bead. The strip has thin flange and leg members for receiving the bead that provide excellent crush resistant strength in I-beam fashion while providing a high degree of flexibility.