- Patent Title: Multi-directional smooth damper and circular air conditioner vent
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Application No.: US16395285Application Date: 2019-04-26
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Publication No.: US11292317B2Publication Date: 2022-04-05
- Inventor: Wenke Wu , Xialin Tan
- Applicant: CHINATOOL MOULD SYSTEMS CO., LTD.
- Applicant Address: CN Guangdong
- Assignee: CHINATOOL MOULD SYSTEMS CO., LTD.
- Current Assignee: CHINATOOL MOULD SYSTEMS CO., LTD.
- Current Assignee Address: CN Guangdong
- Priority: CN201710322739.8 20170509
- Main IPC: B60H1/34
- IPC: B60H1/34 ; F16D3/44 ; F16D3/205

Abstract:
A multi-directional smooth damper includes a base including an inner cavity, two ends of the inner cavity defining openings, a first rotating portion, and a second rotating portion. A first end of the first rotating portion is rotated and disposed in the inner cavity of the base and a shape of the first end of the first rotating portion corresponds to a shape of the inner cavity. A second end of the first rotating portion passes through an opening of one end of the base. The first rotating portion is disposed at one end of the base having the opening and the inner cavity. A first end of the second rotating portion is rotated and disposed in an inner cavity of the first rotating portion. A grease layer is coated between a surface of the first rotating portion and the surface of the inner cavity of the base.
Public/Granted literature
- US20190248214A1 Multi-directional Smooth Damper and Circular Air Conditioner Vent Public/Granted day:2019-08-15
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