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Patent Searching and Data


Title:
DUST COVER AND SEALING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2017/154672
Kind Code:
A1
Abstract:
Provided are a dust cover and a sealing structure with which sealing is improved without increasing the number of components. The sealing structure is characterized in that a seal part 120 is provided with an inner peripheral seal part having a plurality of annular protrusions that are free to slide over the outer peripheral surface of a shaft part 310, and a dust seal part free to slide over the end face of a knuckle 400; a third protrusion 121c that is farthest to one end side of the plurality of annular protrusions is formed so as to protrude toward the one end side by the inner peripheral surface of the seal part 120 and an annular recess 123 that is recessed from the end face of the one end side toward the other end side in the seal part 120; and the inner peripheral surface of the third protrusion 121c is configured so as to adhere in a freely slidable manner to the outer peripheral surface of a ridge part 311.

Inventors:
KANAGAWA, Koji (590-1 Jitogata, Makinohara-sh, Shizuoka 32, 〒4210532, JP)
Application Number:
JP2017/007828
Publication Date:
September 14, 2017
Filing Date:
February 28, 2017
Export Citation:
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Assignee:
NOK CORPORATION (12-15, Shiba Daimon 1-chome Minato-k, Tokyo 85, 〒1058585, JP)
International Classes:
F16C11/06; F16J3/04; F16J15/52
Attorney, Agent or Firm:
SERA, Kazunobu et al. (Acropolis 21 Bldg. 8th Floor, 4-10 Higashi Nihonbashi 3-chome, Chuo-k, Tokyo 04, 〒1030004, JP)
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