Roller Assembly
First Claim
Patent Images
1. A roller assembly comprising:
- a roller having a first side, a second side, and an axis around which said roller rolls;
an interior bore formed in and through said roller and recesses formed along said first side and said second side;
a shaft rotatably coupled to said roller and through said interior bore; and
a first ferrule disposed within said recess of said first side of the roller; and
a second ferrule disposed within said recess of said second side of the roller.
1 Assignment
0 Petitions
Accused Products
Abstract
A roller assembly for a rolling door or similar device. The roller comprises a polymer and it has first and second sides, a rolling surface, and an axis around which the roller rolls. The roller also has an interior bore and a shaft rotatably coupled to the roller. One or more ferrules are received within one or both sides of the roller. The ferrules support and align the roller for rotation upon the shaft.
21 Citations
20 Claims
-
1. A roller assembly comprising:
-
a roller having a first side, a second side, and an axis around which said roller rolls; an interior bore formed in and through said roller and recesses formed along said first side and said second side; a shaft rotatably coupled to said roller and through said interior bore; and a first ferrule disposed within said recess of said first side of the roller; and a second ferrule disposed within said recess of said second side of the roller. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
-
-
12. A roller assembly comprising:
-
a roller having a first side, a second side, and an axis around which said roller rolls; an interior central bore in said roller, said interior bore having a radial portion; a shaft; and a ferrule rotatably mounted upon said shaft and at least in part disposed within said interior central bore of said roller, said ferrule being shaped like a truncated trumpet. - View Dependent Claims (13, 14, 15, 16, 17)
-
-
18. A roller assembly comprising:
-
a polymer roller having a first side and a second side, each side having a recess; a central axis around which said roller rolls; an interior bore disposed through said roller and centered along said central axis; a shaft for rotatably supporting the roller having a shoulder and an end for holding the roller upon the shaft; and a first ferrule seated in the recess of said first side and a second ferrule seated in the recess of said second side, the ferrules serving to align said shaft through said bore. - View Dependent Claims (19, 20)
-
Specification