US Patent 9648957 Chair with back tilt adjustment structure
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Patent abstract
The chair includes a cushion having a chassis, a back and an adjustment structure connected to the chassis. The adjustment structure includes a base frame and a back frame. The base frame has a main body with a connecting arm rotatably connecting the chassis. The back frame is connected between the back and the base frame and has a connecting portion connected to the base frame and a support substantially perpendicularly extending from the connecting portion toward the back. An arc-shaped bend portion is formed between the support and the connecting portion. A top of the support is connected to the back.
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US Patent 09648957 Chair with back tilt adjustment structure US Patent 9648957 Chair with back tilt adjustment structure
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Patent Number
0964895700
Patent Number
964895700
Edits on 25 Apr, 2023
Golden AI
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Patent Jurisdiction
Patent Number
096489570
Date of Patent
May 16, 2017
0Patent Application Number
148184250
Date Filed
August 5, 2015
0Official Website
Patent Primary Examiner
Edits on 24 Sep, 2022
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Infobox
Is a
Patent Jurisdiction
Patent Number
096489570
Date of Patent
May 16, 2017
0Patent Application Number
148184250
Date Filed
August 5, 2015
0Official Website
Patent Primary Examiner
Edits on 15 Jun, 2022
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US Patent 09648957 Chair with back tilt adjustment structure
Infobox
Is a
Patent jurisdiction
Patent number
09648957
Date of patent
May 16, 2017
Patent application number
14818425
Date Filed
August 5, 2015
Patent primary examiner
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