Extrication device and method therefor

Details Extrication device and method therefor Extrication device and method therefor

2006-11-28

2009-12-29

Wilson, Lee D (Department: 3727)

Implements or apparatus for applying pushing or pulling force

Fluid pressure

Vehicle attached

C254S0930HP

Reexamination Certificate

active

07637480

ABSTRACT:
An extrication device includes a first plate and a second plate adapted to be coupled to at least a portion of the first plate. An inflatable bladder is coupled at least partially between the first and second plates, wherein at least a portion of the first plate is generally proximate at least a portion of the second plate with the inflatable bladder in a deflated condition. The first and second plates are generally spaced apart with the inflatable bladder in an inflated condition.

REFERENCES:
patent: 3994474 (1976-11-01), Finkbeiner
patent: 4572579 (1986-02-01), Saito
patent: 5802650 (1998-09-01), Massey et al.
patent: 6092788 (2000-07-01), Simon
patent: 6918575 (2005-07-01), Cadrain et al.
patent: 6929249 (2005-08-01), Kim
patent: 2008/0121285 (2008-05-01), Weinel
patent: 2008/0210917 (2008-09-01), Niklasson

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