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Title:
ベローズ調整方法、及びベローズ調整装置
Document Type and Number:
Japanese Patent JP7458539
Kind Code:
B2
Abstract:
To facilitate a nut rotation work when force acts in an axial direction of a nut to be rotated, especially a compression work or an expansion work of a bellows by a worker.SOLUTION: A thrust bearing for a bolt comprises: a plurality of shaft elements; a plurality of housing elements; a plurality of holder elements; a shaft coupling portion; and a housing coupling portion. The plurality of shaft elements form a shaft bearing washer. The plurality of holder elements form a housing bearing washer. The plurality of holder element form a holder holding a rolling element. The shaft coupling portion detachably couples the plurality of shaft elements. The housing coupling portion detachably couples the plurality of housing elements.SELECTED DRAWING: Figure 1

Inventors:
Takamichi Hida
Kohei Yamashita
Kei Numakura
Kenya Suzuki
Application Number:
JP2023120586A
Publication Date:
March 29, 2024
Filing Date:
July 25, 2023
Export Citation:
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Assignee:
Toshiba Plant Systems Co., Ltd.
International Classes:
F16J3/04; F16C19/10; F16C33/60; H02B13/045; H02G5/06
Domestic Patent References:
JP2000257776A
JP2000312423A
JP2000350316A
JP2002142340A
JP3011127U
JP288417U
JP2000253518A
Foreign References:
CN109099056A
CN112038999A
Attorney, Agent or Firm:
Patent Attorney Tokyo International Patent Office