Roller assembly for an in-line roller skate

• US 20050093255A1
• Filed: 09/20/2004
• Published: 05/05/2005
• Est. Priority Date: 09/19/2003
• Status: Active Grant

• Current Assignee: Sport Maska Incorporated (Adidas AG)
• Original Assignee: Sport Maska Incorporated (Adidas AG)
• Inventors: Murphy, Stephen
• Granted Patent: US 7,309,069 B2
• Time in Patent Office: Days
• US Class Current: 280/11.222
• CPC Class Codes: A63C 17/006 with wheels of different size or type
• CPC Class Codes: A63C 17/06 single-track type
• CPC Class Codes: A63C 2203/42 Details of chassis of ice or roller skates, of decks of skateboards

Abstract

The present invention discloses a roller assembly of an in-line roller skate, the roller assembly comprising a roller frame and a plurality of roller wheels, of at least two different sizes, which are fastened pivotally with the roller frame, such that the roller assembly may rock forwards and backwards upon a surface.

Claims

1. A roller assembly of an in-line roller skate, said roller assembly comprising:

a roller frame; and

a plurality of roller wheels fastened pivotally with said roller frame such that said roller wheels are arranged linearly, and that said roller wheels glide in the same plane upon a surface;

wherein said roller wheels are of a least two different sizes.

2. The roller assembly as defined in claim 1, wherein said roller wheels are of a least three different sizes.

3. The roller assembly as defined in claim 1, wherein at rest at least one of said roller wheels is not in contact with said surface.

4. The roller assembly as defined in claim 1, wherein at least one of said roller wheels is fastened pivotally with said roller frame at a distance from said surface that is greater than for the rest of said roller wheels.

5. A roller assembly of an in-line roller skate, said roller assembly comprising:

a roller frame;

a front roller wheel, at least two middle roller wheels and a rear roller wheel fastened pivotally with said roller frame such that said front, middle and rear roller wheels are arranged linearly, and that said front, middle and rear roller wheels glide in the same plane upon a surface;

said front roller wheel being of a first size;

said at least two middle roller wheels being of a second size that is greater than said first size;

said rear roller wheel being of a third size that is greater than said second size;

wherein at rest said front roller wheel is not in contact with said surface and said rear roller wheel is fastened pivotally with said roller frame at a distance from said surface that is greater than for said front and middle roller wheels.