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:
Aug. 10, 1999
Filed:
Jun. 28, 1996
Daniel L Weaver, Carlsbad, CA (US);
Tsao Hsien Hwang, San Diego, CA (US);
Cobra Golf Incorporated, Carlsbad, CA (US);
Abstract
The present invention is directed towards a golf club shaft which comprises an upper section, a tip section, and a lower section therebetween. The tip section connects with a golf club head. The lower section includes a first tapered section and a hump section. The first tapered section is connected between the tip section and the hump section. The first tapered section increases in diameter in a direction away from the tip section. The hump section has a diameter that decreases in a direction away from the tip section, which is a reverse taper. The lower and upper sections are shaped so that the lower section is stiffer than the upper section.