Title:
COMPOUND SPROCKET FOR CONVEYOR BELT
Document Type and Number:
WIPO Patent Application WO/2010/123548
Kind Code:
A3
Abstract:
A compound sprocket having at least one rotatable member including an outer sprocket element and an inner sprocket element symmetrically disposed relative to a central axis of rotation of the at least one rotatable member. The outer sprocket element includes a plurality of spaced, uniformly radially-oriented protrusions on an outer cylindrical surface thereof for engaging a conveyor belt, the outer sprocket element further includes a plurality of pockets formed on an inner cylindrical surface thereof. The inner sprocket element has a plurality of protrusions corresponding in number and position to the pockets formed on the inner cylindrical surface of the outer sprocket element and received therein. A resilient connecting element is disposed in each pocket biased between a wall of the pocket of the outer sprocket element and one of the protrusions of the inner sprocket element.
Inventors:
JONES CHETWYN (US)
MESSICK GEORGE HOWARD JR (US)
MESSICK GEORGE HOWARD JR (US)
Application Number:
PCT/US2010/001168
Publication Date:
March 03, 2011
Filing Date:
April 20, 2010
Export Citation:
Assignee:
CAMBRIDGE INT INC (US)
JONES CHETWYN (US)
MESSICK GEORGE HOWARD JR (US)
JONES CHETWYN (US)
MESSICK GEORGE HOWARD JR (US)
International Classes:
B65G23/06; F16H55/30
Foreign References:
| US20070039528A1 | 2007-02-22 | |||
| EP0027167B1 | 1982-12-15 |
Other References:
See also references of EP 2421775A4
Attorney, Agent or Firm:
WEINSTEIN, Wendi L. (P. O. Box 140, Alexandria Virginia, US)
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