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Patent Searching and Data

Document Type and Number:
Japanese Patent JP3021185
Kind Code:

PURPOSE: To provide a two-way roller having very high durability against the repeated load of bending moment, an impact load or the like, requiring a small quantity of parts for low manufacturing cost, in addition ensuring good maintainability and small height.
CONSTITUTION: This roller is constituted of a relatively low cylindrical pedestal 50 of relatively low inclined cylindrical form with a lower end having inclined plane, and an upper end as plane of rotation having an axial center recessed hole 53 of relatively large diameter and shallow circular cross section, and an angular ball bearing 40 with an outer race 42 detachably coupled to the hole 53. The roller is further constituted of a flat cylindrical pedestal with the lower end periphery coupled to the inner race 41 of the angular ball bearing 40 and the upper end supporting both ends of a roller shaft 20 crossing in a radial direction, and a spherical roller 10 externally coupled to the roller shaft 20 with a center hole 11 freely rotatable.

Kuwabara, Hideo
Doi, Yutaka
Kanda, Shinichi
Application Number:
Publication Date:
March 15, 2000
Filing Date:
May 14, 1992
Export Citation:
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International Classes:
B65G39/02; B65G13/00; (IPC1-7): B65G39/02; B65G13/00
Attorney, Agent or Firm:
飯沼 義彦

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