DAMPER HAVING ADJUSTABLE DAMPING - BESTTER XIAMEN TECH INC

Title:

DAMPER HAVING ADJUSTABLE DAMPING

Document Type and Number:

WIPO Patent Application WO/2019/134626

Kind Code:

A1

Abstract:

A damper having adjustable damping comprises a shaft bushing (3) and a shaft core (5) fit to the shaft bushing (3) in a sealed and rotatable manner. Two oil separating ribs (3-4) for restricting rotation ranges of wing plates (5-2) are provided on a wall of an inner cavity of the shaft bushing (3). The two wing plates (5-2) of the shaft core (5) are each provided with a one-way oil-passing blade (4) fit to the wall of the inner cavity of the shaft bushing (3) in a slidable manner. Two ends of the inner cavity of the shaft bushing (3) are respectively provided with a shaft core insertion opening (3-1) into which the shaft core (5) is inserted and a nut insertion opening (3-2) into which an adjustment nut (1) is inserted, wherein the adjustment nut (1) is connected to threads in the nut insertion opening (3-2), an end surface of the adjustment nut (1) is provided with a support shaft hole, an end of the shaft core (5) is provided with a support shaft (5-6) fit into the support shaft hole of the adjustment nut (1) in a sealed and rotatable manner, and an adjustable gap is provided between the end surface of the adjustment nut (1) and the end of the shaft core (5).

Inventors:

GONG BINHUA (CN)
CHEN RONGMIN (CN)

Application Number:

PCT/CN2018/125547

Publication Date:

July 11, 2019

Filing Date:

December 29, 2018

Export Citation:

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Assignee:

BESTTER XIAMEN TECH INC (CN)

International Classes:

F16F9/36; F16F9/32; A47K13/14

Foreign References:

CN108105319A	2018-06-01
CN102578952A	2012-07-18
CN106821122A	2017-06-13
CN204971076U	2016-01-20
JP2012202498A	2012-10-22

Other References: