Back to results
US 9,169,096 B2Granted
Roller system
OwnerClifford Scamarainventor
Life of this patent
Estimating the term…
Abstract
A roller system can include: a rear rolling member configured for rolling contact with a surface; a front rolling member rotating in an opposite direction to the rear rolling member and the front rolling member configured to be elevated above the surface during use; and a chassis coupling the rear rolling member to the front rolling member.
Claims17
A system comprising:
- a rear rolling member configured for rolling contact with a surface;
- a front rolling member in direct contact with the rear rolling member and the front rolling member configured to contact and roll or unroll a rolled object by rotating in an opposite direction to the rear rolling member and the front rolling member configured to be elevated above the surface during use;
- and
- a chassis coupling the rear rolling member to the front rolling member.
1 more element
A system comprising:
- a rear wheel configured for rolling contact with a surface;
- a front wheel in direct contact with the rear rolling member and the front rolling member configured to contact and roll or unroll a rolled object by rotating in an opposite direction to the rear wheel and the front wheel configured to be elevated above the surface during use;
- a chassis coupling the rear rolling member to the front rolling member;
- a handle coupled to the chassis;
- and
- a motor configured to drive the rear wheels.
3 more elements
Dependencies are inferred from the claim text.