TWM402660U - Adjustable back pad - Google Patents

Adjustable back pad

Info

Publication number
TWM402660U
TWM402660U TW099223200U TW99223200U TWM402660U TW M402660 U TWM402660 U TW M402660U TW 099223200 U TW099223200 U TW 099223200U TW 99223200 U TW99223200 U TW 99223200U TW M402660 U TWM402660 U TW M402660U
Authority
TW
Taiwan
Prior art keywords
back pad
adjustable back
adjustable
pad
Prior art date
Application number
TW099223200U
Other languages
Chinese (zh)
Inventor
qing-fu Chen
Original Assignee
qing-fu Chen
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by qing-fu Chen filed Critical qing-fu Chen
Priority to TW099223200U priority Critical patent/TWM402660U/en
Publication of TWM402660U publication Critical patent/TWM402660U/en
Priority to US13/240,840 priority patent/US20120133186A1/en
Priority to JP2011006096U priority patent/JP3172695U/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Support for the head or the back
    • A47C7/40—Support for the head or the back for the back
    • A47C7/405—Support for the head or the back for the back with double backrests
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Support for the head or the back
    • A47C7/40—Support for the head or the back for the back
    • A47C7/44—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/448—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with resilient blocks
TW099223200U 2010-11-30 2010-11-30 Adjustable back pad TWM402660U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW099223200U TWM402660U (en) 2010-11-30 2010-11-30 Adjustable back pad
US13/240,840 US20120133186A1 (en) 2010-11-30 2011-09-22 Adjustable back pad
JP2011006096U JP3172695U (en) 2010-11-30 2011-10-18 Adjustable back pad

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW099223200U TWM402660U (en) 2010-11-30 2010-11-30 Adjustable back pad

Publications (1)

Publication Number Publication Date
TWM402660U true TWM402660U (en) 2011-05-01

Family

ID=46126112

Family Applications (1)

Application Number Title Priority Date Filing Date
TW099223200U TWM402660U (en) 2010-11-30 2010-11-30 Adjustable back pad

Country Status (3)

Country Link
US (1) US20120133186A1 (en)
JP (1) JP3172695U (en)
TW (1) TWM402660U (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202919645U (en) * 2012-05-02 2013-05-08 中山市隆成日用制品有限公司 Infant chair back adjusting mechanism
USD777497S1 (en) * 2015-09-04 2017-01-31 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
USD772592S1 (en) * 2015-11-01 2016-11-29 Tung-Hua Su Chair backrest
CN109602200A (en) * 2019-01-14 2019-04-12 刘默涵 The multi-functional sitting-posture correction device of student
USD925939S1 (en) * 2019-11-06 2021-07-27 GoPlus Corp. Backrest for a chair

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1011026A (en) * 1911-05-05 1911-12-05 William H Carpenter Chair-back.
US3526430A (en) * 1968-11-18 1970-09-01 Art Metal Knoll Corp Back height adjustment mechanism
US4135836A (en) * 1977-11-30 1979-01-23 Steelcase Inc. Chair back with polymer spring
US5582460A (en) * 1993-06-11 1996-12-10 Hon Industries Inc. Pivotable and height-adjustable chair back rest assembly and blow-molded back rest therefor
US20070246988A1 (en) * 2006-04-25 2007-10-25 Ching-Lin Hung Adjustment structure of chair backrests
US7427107B2 (en) * 2006-08-10 2008-09-23 Po Hsuan Yang Movable backrest for a chair
US7278688B1 (en) * 2006-10-04 2007-10-09 Hsiang-Lin Hung Elastic support structure for a human body to lean against
DE102006049677B4 (en) * 2006-10-18 2009-04-02 Sedus Stoll Ag Backrest for a chair
TWM352941U (en) * 2008-11-13 2009-03-21 Bo-Xuan Yang Backrest structure

Also Published As

Publication number Publication date
JP3172695U (en) 2012-01-05
US20120133186A1 (en) 2012-05-31

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Legal Events

Date Code Title Description
MM4K Annulment or lapse of a utility model due to non-payment of fees