Detachable crawler

Details Detachable crawler Detachable crawler

2002-06-19

2008-05-27

Bellinger, Jason R. (Department: 3617)

Wheel substitutes for land vehicles

Endless belt having nonmetallic track or tread

Track formed of endless flexible belt

C305S161000

Reexamination Certificate

active

07377601

ABSTRACT:
A detachable crawler (1, 20) capable of increasing the durability thereof on a rubber belt part (4) body side, wherein each of a metal core (6) and a track shoe (21) of a detachable pad (5) is formed so that tightening force in a specific range (approx. 4.90 to 78.5 MPa per unit area) can be applied to a rubber elastic body (4a) including a tensile reinforcing layer (2) sandwiched between a core bar (3) in the rubber belt part (4) and the metal core (6) or steel track shoe (21) of the detachable paid (5).

REFERENCES:
patent: 2040696 (1936-05-01), Johnston
patent: 2378427 (1945-06-01), Myers
patent: 3785420 (1974-01-01), Bradley et al.
patent: 4059315 (1977-11-01), Jolliffe et al.
patent: 4758055 (1988-07-01), Anderson
patent: 6460945 (2002-10-01), Takeno et al.
patent: 6520603 (2003-02-01), Shimada et al.
patent: 56-8589 (1981-01-01), None
patent: 4-133876 (1992-05-01), None
patent: 4-266577 (1992-09-01), None
patent: 06-61672 (1994-08-01), None

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