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. 03, 1981
Filed:
Apr. 20, 1979
Applicant:
Inventor:
Glenn M Haslett, Peoria, IL (US);
Assignee:
Caterpillar Tractor Co., Peoria, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B62D / ;
U.S. Cl.
CPC ...
305 47 ; 305 25 ; 305 / ;
Abstract
PCT No. PCT/US79/00253 Sec. 371 Date Apr. 20, 1979 Sec. 102(e) Date Apr. 20, 1979 PCT Filed Apr. 20, 1979 PCT Pub. No. WO80/02269 PCT Pub. Date Oct. 30, 1980. A crawler type vehicle including a main frame (10), a track frame (14), a continuous track (24) having upper and lower runs composed of plural rigid track links (26) mounting track shoes (28) and pivotally interconnected by pins (30) and bushings (42), an idler sprocket (16) on the track frame and a drive sprocket (20) engaging some of the bushings. The invention contemplates the improvement of a flexible belt (46) unattached to but supporting the upper run of the track assembly.