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US 10,309,499 B2Granted
Drive roller
AssigneeMessier-Bugatti-Dowty
InventorNorbert Lartigue
Life of this patent
Estimating the term…
Abstract
A roller (1) having a rigid reinforcement (4) defining a hub (5) for rotation of the roller about an axis of rotation X and a plurality of bars (6) regularly arranged around the hub (5) and extending parallel to the axis X. The roller further has bushings (10), each engaged on a respective one of the bars (6) and each comprising an outer rigid ring (11) surrounding a bushing body (12) made of deformable material.
Claims14
A drive roller (1) comprising:
- a rigid reinforcement (4) defining a hub (5) for rotation of the roller about an axis of rotation X and a plurality of bars (6) regularly arranged around the hub (5) and extending parallel to the axis X;
- and
- bushings (10), each engaged on a respective one of the bars (6) and each comprising an outer rigid ring (11) surrounding a bushing body (12) made of deformable material.
A drive roller (1) comprising:
- a rigid reinforcement (4) defining a hub (5) for rotation of the roller about an axis of rotation X and a plurality of bars (6) regularly arranged around the hub (5) and extending parallel to the axis X;
- and
- bushings (10), each engaged on a respective one of the bars (6) and each comprising an outer rigid ring (11) surrounding a bushing body (12) made of deformable material,
- wherein the bushing body (12) is subdivided into two half-bodies (12a, 12b) arranged circumferentially on either side of the associated bar (6) and defining two first cavities (16) radially on either side of the associated bar (6).
1 more element
A drive roller (1) comprising:
- a rigid reinforcement (4) defining a hub (5) for rotation of the roller about an axis of rotation X and a plurality of bars (6) regularly arranged around the hub (5) and extending parallel to the axis X;
- and
- bushings (10), each engaged on a respective one of the bars (6) and each comprising an outer rigid ring (11) surrounding a bushing body (12) made of deformable material,
- wherein each bushing further includes a rigid cylindrical insert (13), each rigid cylindrical insert being connected to the associated bar by an insert body (14) of deformable material.
1 more element
Dependencies are inferred from the claim text.