Title:
シール機構
Document Type and Number:
Japanese Patent JP6939230
Kind Code:
B2
Abstract:
To effectively prevent falling of a seal member, in a simple structure.SOLUTION: A seal mechanism comprises: a shaft hole part 12 provided in a housing 11, and into which a rotational shaft 22 is inserted; a seal member 60 provided in the shaft hole part 12 so that at least an outer peripheral surface thereof contacts with an inner peripheral surface of the shaft hole part 12, and configured to seal a clearance between the shaft hole part 12 and the rotational shaft 22; and a spiral groove 17 concavely provided on the inner peripheral surface of the shaft hole part 12.SELECTED DRAWING: Figure 2
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Inventors:
Fukuda Yuhisa
Application Number:
JP2017155156A
Publication Date:
September 22, 2021
Filing Date:
August 10, 2017
Export Citation:
Assignee:
Isuzu Motors Limited
International Classes:
F16J15/3268; F16H48/08; F16H48/38; F16H57/029; F16H57/037; F16J15/3204
Domestic Patent References:
| JP62200864U | ||||
| JP5027429U |
Attorney, Agent or Firm:
Izumidori