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Document Number
US Patent 7004483
Issued Date
February 28, 2006
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Abstract
The Invention is a cart for moving slabs of stone, such as marble and granite. In a first embodiment, main wheel support the weight of the slabs while front and rear end wheel prevent tipping of the cart. A hydraulic system withdraws the wheels, rendering the cart stationary. In a second embodiment, a main wheel carriage is clamped directly to a slab and bears its weight while smaller front and rear end wheel carriages clamped to the slab prevent tipping of the slab. The wheel arrangement of both embodiments allows the heavy slabs of stone to be readily maneuvered and rotated.
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Number of Claims:
4
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Owner
Marble Crafters, Inc. (Trainer, PA)
Published
February 28, 2006
Application Number
10/184,189
Filed
June 27, 2002
US Classification
280/47.35   280/43.23 280/79.3
Int'l Classification
B62B   3/04   (20060101)  
Examiner
Attorney/Law Firm
Parent Case
This application claims the benefit of Provisional Application Ser. No. 60/301,610 filed Jun. 28, 2001.
USPTO Field of Search
280/43.23   280/47.35   280/79.3   280/79.7   414/11   414/446   414/449  
Related Patents
7527274 - Pivoting slab cart - Owned by Midway Industries (Bedford Park, IL)

A cart is described and claimed. The cart is used for moving an delivering large planar objects to an object receiving table having a substantially flat, horizontal surface. The cart has a base and a rack removably mounted atop the base. The base includes a pivot structure for pivotally fixing the base at a predetermined location, and at least one (preferably three) wheeld base mechanisms arranged to permit the base structure to pivot about that pivot structure into and out of a delivery position in which the rack bottom is located substantially coplanar with and adjacent to the top of the object receiving table.

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