Bead breaker device

Details Bead breaker device Bead breaker device

2006-09-19

2006-09-19

Wilson, Lee D. (Department: 3723)

Wheelwright machines

Rubber tire mounting and/or demounting apparatus

For collapsing or shifting tire axially

C157S001100, C157S001260, C157S001350, C157S001460, C157S001490

Reexamination Certificate

active

07108035

ABSTRACT:
A bead breaker device (1) having an arm (2) able to slide horizontally along a sliding axis (X—X), in a pipe (3) supported so that it can slide vertically on a post (4) projecting cantilevered from a base; an orientable bead breaker tool (10) associated with an end of said arm (2) and suitable for breaking the bead of a tire of a wheel removably fixed onto rotary support and locking apparatus of the rim; an actuating device (14, 15, 17) suitable for orienting said tool (10) between a first thrusting configuration and a second penetration configuration, said actuating device (14, 15, 17) including a thrusting body (14) and an elastic element (17) cooperating with said tool (10), said thrusting body (14) being able to be actuated between a first extension position against the action of said elastic element (17) and a second release position in which the force exerted by said elastic element (17) prevails.

REFERENCES:
patent: 5226465 (1993-07-01), Schon et al.
patent: 2001/0042601 (2001-11-01), Corghi
patent: 1 155 880 (2001-11-01), None
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patent: 1 334 846 (2003-08-01), None
patent: 1 334 846 (2003-08-01), None

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