US Patent 7854435 Wheel mechanism
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Patent abstract
A wheel mechanism having two or more rows of three or more wheels wherein the lower-most points of the wheels in a row an arc. The wheels may be disposed on runners affixed to a cart or be attached directly to a frame or floor component of the cart. An arced shape can be implemented by varying the diameter of the wheels or the attachment components. The wheel mechanism can be incorporated into various types of carts.
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US Patent 07854435 Wheel mechanism US Patent 7854435 Wheel mechanism
Infobox
Patent Number
0785443500
Patent Number
785443500
Edits on 30 Mar, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
078544350
Date of Patent
December 21, 2010
0Patent Application Number
115381380
Date Filed
October 3, 2006
0Official Website
Patent Primary Examiner
Edits on 27 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
078544350
Date of Patent
December 21, 2010
0Patent Application Number
115381380
Date Filed
October 3, 2006
0Official Website
Patent Primary Examiner
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US Patent 07854435 Wheel mechanism
Infobox
Is a
Patent jurisdiction
Patent number
07854435
Date of patent
December 21, 2010
Patent application number
11538138
Date Filed
October 3, 2006
Patent primary examiner
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