US20030168894A1 - Foldable chair - Google Patents
Foldable chair Download PDFInfo
- Publication number
- US20030168894A1 US20030168894A1 US10/093,586 US9358602A US2003168894A1 US 20030168894 A1 US20030168894 A1 US 20030168894A1 US 9358602 A US9358602 A US 9358602A US 2003168894 A1 US2003168894 A1 US 2003168894A1
- Authority
- US
- United States
- Prior art keywords
- plastics
- front leg
- metal front
- shaped frames
- leg tube
- Prior art date
- Legal status (The legal status 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 status listed.)
- Abandoned
Links
- 239000002184 metal Substances 0.000 claims abstract description 42
- 229920003023 plastic Polymers 0.000 claims abstract description 33
- 239000004033 plastic Substances 0.000 claims abstract description 33
- 210000001364 upper extremity Anatomy 0.000 claims abstract description 25
- 230000000903 blocking effect Effects 0.000 claims abstract description 10
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C4/00—Foldable, collapsible or dismountable chairs
- A47C4/04—Folding chairs with inflexible seats
- A47C4/18—Folding chairs with inflexible seats having a frame made of metal
- A47C4/20—Folding chairs with inflexible seats having a frame made of metal with legs pivotably connected to seat or underframe
- A47C4/24—Folding chairs with inflexible seats having a frame made of metal with legs pivotably connected to seat or underframe with cross legs
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C4/00—Foldable, collapsible or dismountable chairs
- A47C4/04—Folding chairs with inflexible seats
- A47C4/18—Folding chairs with inflexible seats having a frame made of metal
- A47C4/20—Folding chairs with inflexible seats having a frame made of metal with legs pivotably connected to seat or underframe
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C4/00—Foldable, collapsible or dismountable chairs
- A47C4/28—Folding chairs with flexible coverings for the seat or back elements
- A47C4/42—Folding chairs with flexible coverings for the seat or back elements having a frame made of metal
- A47C4/44—Folding chairs with flexible coverings for the seat or back elements having a frame made of metal with legs pivotably connected to seat or underframe
- A47C4/48—Folding chairs with flexible coverings for the seat or back elements having a frame made of metal with legs pivotably connected to seat or underframe with cross legs
Definitions
- the present invention relates to a foldable chair. More particularly, the present invention relates to a foldable chair which has a light weight.
- a conventional foldable chair is made of metal. However, the metal chair is very heavy.
- Another conventional foldable chair is made of plastics. However, the plastics chair is not durable.
- An object of the present invention is to provide a foldable chair which has a plastics seat pad and a plastics backrest to reduce a weight of the foldable chair.
- Another object of the present invention is to provide a foldable chair which is durable after a long period of usage.
- a foldable chair comprises a plastics seat pad, a plastics backrest, and a chair frame having a pair of metal front leg tubes and a pair of metal rear leg tubes.
- Each of the metal front leg tubes and the corresponding metal rear leg tube are connected together.
- the plastics backrest has two lateral posts inserted in the metal front leg tubes.
- Two L-shaped frames are disposed on two sides of the plastics seat pad.
- Each of the L-shaped frames is connected to the corresponding metal front leg tube and the corresponding metal rear leg tube.
- a plurality of rivets fasten each of the L-shaped frames on the corresponding metal rear leg tube and the corresponding metal front leg tube.
- Each of the metal front leg tubes has a blocking bar to block the plastics backrest.
- FIG. 1 is a perspective exploded view of a foldable chair of a preferred embodiment in accordance with the present invention
- FIG. 2 is a perspective assembly view of a foldable chair of a preferred embodiment in accordance with the present invention.
- FIG. 3 is a bottom plan view of a plastics seat pad of a preferred embodiment in accordance with the present invention.
- FIG. 4 is a sectional view taken along line 4 A- 4 A in FIG. 3;
- FIG. 5 is a sectional schematic view illustrating a support bar connected to a plastics seat pad and a metal front leg tube;
- FIG. 6 is a sectional schematic view illustrating a plastics backrest connected to a metal front leg tube
- FIG. 7 is a schematic view illustrating a foldable chair of a preferred embodiment is extended.
- FIG. 8 is a schematic view illustrating a foldable chair of a preferred embodiment is folded.
- a foldable chair 8 comprises a plastics seat pad 2 , a plastics backrest 3 , and a chair frame 1 having a pair of metal front leg tubes 11 and a pair of metal rear leg tubes 12 .
- Each of the metal front leg tubes 11 and the corresponding metal rear leg tube 12 are connected together.
- the plastics backrest 3 has two lateral posts 31 inserted in the metal front leg tubes 11 .
- Two L-shaped frames 4 are disposed on two sides of the plastics seat pad 2 .
- Each of the L-shaped frames 4 is connected to the corresponding metal front leg tube 11 and the corresponding metal rear leg tube 12 .
- Each of the L-shaped frames 4 has a pair of blocking rings 41 .
- Each of the blocking rings 41 has a through aperture 42 .
- a plurality of rivets 7 fasten each of the L-shaped frames 4 on the corresponding metal rear leg tube 12 and the corresponding metal front leg tube 11 .
- Each of the metal front leg tubes 11 has a blocking bar 13 to block the plastics backrest 3 .
- a plurality of first fastening members 5 fasten the plastics seat pad 2 and the L-shaped frames 4 together.
- a plurality of second fastening members 6 fasten the blocking bar 13 and the plastics backrest 3 together.
- the plastics seat pad 2 has a pair of lateral recesses 21 to receive the L-shaped frames 4 .
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
A foldable chair has a plastics seat pad, a plastics backrest, and a chair frame having a pair of metal front leg tubes and a pair of metal rear leg tubes. Each metal front leg tube and the corresponding metal rear leg tube are connected together. The plastics backrest has two lateral posts inserted in the metal front leg tubes. Two L-shaped frames are disposed on two sides of the plastics seat pad. Each L-shaped frame is connected to the corresponding metal front leg tube and the corresponding metal rear leg tube. Each metal front leg tube has a blocking bar to block the plastics backrest.
Description
- The present invention relates to a foldable chair. More particularly, the present invention relates to a foldable chair which has a light weight.
- A conventional foldable chair is made of metal. However, the metal chair is very heavy. Another conventional foldable chair is made of plastics. However, the plastics chair is not durable.
- An object of the present invention is to provide a foldable chair which has a plastics seat pad and a plastics backrest to reduce a weight of the foldable chair.
- Another object of the present invention is to provide a foldable chair which is durable after a long period of usage.
- Accordingly, a foldable chair comprises a plastics seat pad, a plastics backrest, and a chair frame having a pair of metal front leg tubes and a pair of metal rear leg tubes. Each of the metal front leg tubes and the corresponding metal rear leg tube are connected together. The plastics backrest has two lateral posts inserted in the metal front leg tubes. Two L-shaped frames are disposed on two sides of the plastics seat pad. Each of the L-shaped frames is connected to the corresponding metal front leg tube and the corresponding metal rear leg tube. A plurality of rivets fasten each of the L-shaped frames on the corresponding metal rear leg tube and the corresponding metal front leg tube. Each of the metal front leg tubes has a blocking bar to block the plastics backrest.
- FIG. 1 is a perspective exploded view of a foldable chair of a preferred embodiment in accordance with the present invention;
- FIG. 2 is a perspective assembly view of a foldable chair of a preferred embodiment in accordance with the present invention;
- is FIG. 3 is a bottom plan view of a plastics seat pad of a preferred embodiment in accordance with the present invention;
- FIG. 4 is a sectional view taken along line4A-4A in FIG. 3;
- FIG. 5 is a sectional schematic view illustrating a support bar connected to a plastics seat pad and a metal front leg tube;
- FIG. 6 is a sectional schematic view illustrating a plastics backrest connected to a metal front leg tube;
- FIG. 7 is a schematic view illustrating a foldable chair of a preferred embodiment is extended; and
- FIG. 8 is a schematic view illustrating a foldable chair of a preferred embodiment is folded.
- Referring to FIGS.1 to 8, a foldable chair 8 comprises a
plastics seat pad 2, aplastics backrest 3, and achair frame 1 having a pair of metalfront leg tubes 11 and a pair of metalrear leg tubes 12. - Each of the metal
front leg tubes 11 and the corresponding metalrear leg tube 12 are connected together. - The
plastics backrest 3 has twolateral posts 31 inserted in the metalfront leg tubes 11. - Two L-
shaped frames 4 are disposed on two sides of theplastics seat pad 2. - Each of the L-
shaped frames 4 is connected to the corresponding metalfront leg tube 11 and the corresponding metalrear leg tube 12. - Each of the L-
shaped frames 4 has a pair ofblocking rings 41. - Each of the
blocking rings 41 has athrough aperture 42. - A plurality of
rivets 7 fasten each of the L-shaped frames 4 on the corresponding metalrear leg tube 12 and the corresponding metalfront leg tube 11. - Each of the metal
front leg tubes 11 has ablocking bar 13 to block theplastics backrest 3. - A plurality of first fastening
members 5 fasten theplastics seat pad 2 and the L-shaped frames 4 together. - A plurality of
second fastening members 6 fasten theblocking bar 13 and theplastics backrest 3 together. - The
plastics seat pad 2 has a pair oflateral recesses 21 to receive the L-shaped frames 4. - The present invention is not limited to the above embodiment but various modification thereof may be made. Furthermore, various changes in form and detail may be made without departing from the scope of the present invention.
Claims (4)
1. A foldable chair comprises:
a plastics seat pad, a plastics backrest, and a chair frame having a pair of metal front leg tubes and a pair of metal rear leg tubes,
each of the metal front leg tubes and the corresponding metal rear leg tube connected together,
the plastics backrest having two lateral posts inserted in the metal front leg tubes,
two L-shaped frames disposed on two sides of the plastics seat pad,
each of the L-shaped frames connected to the corresponding metal front leg tube and the corresponding metal rear leg tube,
a plurality of rivets fastening each of the L-shaped frames on the corresponding metal rear leg tube and the corresponding metal front leg tube, and
each of the metal front leg tubes having a blocking bar to block the plastics backrest.
2. The foldable chair as claimed in claim 1 , wherein each of the L-shaped frames has a pair of blocking rings and each of the blocking rings has a through aperture.
3. The foldable chair as claimed in claim 1 , wherein a plurality of first fastening members fasten the plastics seat pad and the L-shaped frames together and a plurality of second fastening members fasten the blocking bar and the plastics backrest together.
4. The foldable chair as claimed in claim 1 , wherein the plastics seat pad has a pair of lateral recesses to receive the L-shaped frames.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/093,586 US20030168894A1 (en) | 2002-03-07 | 2002-03-07 | Foldable chair |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/093,586 US20030168894A1 (en) | 2002-03-07 | 2002-03-07 | Foldable chair |
Publications (1)
Publication Number | Publication Date |
---|---|
US20030168894A1 true US20030168894A1 (en) | 2003-09-11 |
Family
ID=27788002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/093,586 Abandoned US20030168894A1 (en) | 2002-03-07 | 2002-03-07 | Foldable chair |
Country Status (1)
Country | Link |
---|---|
US (1) | US20030168894A1 (en) |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040251718A1 (en) * | 2002-11-07 | 2004-12-16 | Jin Degen | Folding chair |
US20090146467A1 (en) * | 2007-12-06 | 2009-06-11 | Donald Waite | Chair |
US20100156151A1 (en) * | 2008-12-24 | 2010-06-24 | Smith Richard D | Folding mesh chair with nesting hoops |
USD648554S1 (en) | 2009-11-04 | 2011-11-15 | Mity-Lite, Inc. | Mesh stacking chair |
US20120074737A1 (en) * | 2010-09-27 | 2012-03-29 | Tsung-Chieh Huang | Convenient telescopic folding chair |
USD660612S1 (en) | 2010-11-16 | 2012-05-29 | Mity-Lite, Inc. | Mesh banquet chair |
US8317269B2 (en) | 2008-12-24 | 2012-11-27 | Mity-Lite, Inc. | Mesh stacking chair |
US8322787B2 (en) | 2008-12-24 | 2012-12-04 | Mity-Lite, Inc. | Clamping joint for a chair |
US8454093B2 (en) | 2008-12-24 | 2013-06-04 | Mity-Lite, Inc. | Mesh chair with open-end hoop |
US20150308171A1 (en) * | 2014-04-29 | 2015-10-29 | Shape Field Office LLC | Folding chair with hinge |
US11071388B2 (en) * | 2019-08-30 | 2021-07-27 | New-Tec Integration (Xiamen) Co., Ltd. | Foldable chair |
US11197552B2 (en) * | 2019-07-08 | 2021-12-14 | Pro-Cord S.P.A. | Flexible backrest for a folding chair, and folding chair comprising this backrest |
USD974785S1 (en) * | 2020-02-12 | 2023-01-10 | Zhuhai Shichang Metals Ltd. | Chair seat and backrest |
USD979970S1 (en) * | 2020-02-12 | 2023-03-07 | Zhuhai Shichang Metals Ltd. | Chair frame and legs |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1836108A (en) * | 1927-05-03 | 1931-12-15 | Floyd J Buffington | Chair |
US2440470A (en) * | 1945-03-21 | 1948-04-27 | Greitzer Meyer | Chair |
US2461055A (en) * | 1945-06-30 | 1949-02-08 | Greitzer Meyer | Chair |
US2525126A (en) * | 1947-08-13 | 1950-10-10 | Greitzer Meyer | Chair having front seat apron |
US2853125A (en) * | 1956-07-11 | 1958-09-23 | Namor Products Inc | Chair |
US4750784A (en) * | 1987-06-26 | 1988-06-14 | Omni Products International, Inc. | Chairs having detachable backs |
US4881776A (en) * | 1988-11-22 | 1989-11-21 | Casual Living International Inc. | Chairs with foldable backs |
US5678892A (en) * | 1994-03-15 | 1997-10-21 | Heitlinger; Karl-Leo | Adjustable furniture apparatus |
US5718474A (en) * | 1995-05-31 | 1998-02-17 | Kokuyo Co., Ltd. | Foldable chair |
US5961184A (en) * | 1997-06-06 | 1999-10-05 | Fixtures Manufacturing Corporation | Frame-type chair |
US6131992A (en) * | 1999-06-01 | 2000-10-17 | Chang; Mei-Fang | Foldable chair supported by rear supporting legs |
US20010033100A1 (en) * | 2000-02-03 | 2001-10-25 | Haney Thayne B. | Interference fit support bracket for a portable folding chair |
-
2002
- 2002-03-07 US US10/093,586 patent/US20030168894A1/en not_active Abandoned
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1836108A (en) * | 1927-05-03 | 1931-12-15 | Floyd J Buffington | Chair |
US2440470A (en) * | 1945-03-21 | 1948-04-27 | Greitzer Meyer | Chair |
US2461055A (en) * | 1945-06-30 | 1949-02-08 | Greitzer Meyer | Chair |
US2525126A (en) * | 1947-08-13 | 1950-10-10 | Greitzer Meyer | Chair having front seat apron |
US2853125A (en) * | 1956-07-11 | 1958-09-23 | Namor Products Inc | Chair |
US4750784A (en) * | 1987-06-26 | 1988-06-14 | Omni Products International, Inc. | Chairs having detachable backs |
US4881776A (en) * | 1988-11-22 | 1989-11-21 | Casual Living International Inc. | Chairs with foldable backs |
US5678892A (en) * | 1994-03-15 | 1997-10-21 | Heitlinger; Karl-Leo | Adjustable furniture apparatus |
US5718474A (en) * | 1995-05-31 | 1998-02-17 | Kokuyo Co., Ltd. | Foldable chair |
US5961184A (en) * | 1997-06-06 | 1999-10-05 | Fixtures Manufacturing Corporation | Frame-type chair |
US6131992A (en) * | 1999-06-01 | 2000-10-17 | Chang; Mei-Fang | Foldable chair supported by rear supporting legs |
US20010033100A1 (en) * | 2000-02-03 | 2001-10-25 | Haney Thayne B. | Interference fit support bracket for a portable folding chair |
Cited By (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040251718A1 (en) * | 2002-11-07 | 2004-12-16 | Jin Degen | Folding chair |
US7017986B2 (en) * | 2002-11-07 | 2006-03-28 | Lifetime Products, Inc. | Folding chair |
WO2009076175A3 (en) * | 2007-12-06 | 2010-01-14 | Lifetime Products, Inc. | Chair |
US20090146467A1 (en) * | 2007-12-06 | 2009-06-11 | Donald Waite | Chair |
US8721003B2 (en) * | 2007-12-06 | 2014-05-13 | Lifetime Products, Inc. | Folding chair with molded components |
USD667649S1 (en) | 2007-12-06 | 2012-09-25 | Lifetime Products, Inc. | Chair |
WO2009076175A2 (en) * | 2007-12-06 | 2009-06-18 | Lifetime Products, Inc. | Chair |
US8029059B2 (en) | 2008-12-24 | 2011-10-04 | Mity-Lite, Inc. | Folding and stacking mesh chair system |
US8033598B2 (en) * | 2008-12-24 | 2011-10-11 | Mity-Lite, Inc. | Mesh folding chair |
US8038221B2 (en) | 2008-12-24 | 2011-10-18 | Mity-Lite, Inc. | Folding mesh chair with nesting hoops |
US9492014B1 (en) | 2008-12-24 | 2016-11-15 | Mity-Lite, Inc. | Mesh folding chair |
US8033612B2 (en) | 2008-12-24 | 2011-10-11 | Mity-Lite, Inc. | Comfortable mesh folding chair |
US20100156151A1 (en) * | 2008-12-24 | 2010-06-24 | Smith Richard D | Folding mesh chair with nesting hoops |
US8317269B2 (en) | 2008-12-24 | 2012-11-27 | Mity-Lite, Inc. | Mesh stacking chair |
US8322787B2 (en) | 2008-12-24 | 2012-12-04 | Mity-Lite, Inc. | Clamping joint for a chair |
US8454093B2 (en) | 2008-12-24 | 2013-06-04 | Mity-Lite, Inc. | Mesh chair with open-end hoop |
USD648554S1 (en) | 2009-11-04 | 2011-11-15 | Mity-Lite, Inc. | Mesh stacking chair |
US8851561B2 (en) * | 2010-09-27 | 2014-10-07 | Tsung-Chieh Huang | Convenient telescopic folding chair |
US20120074737A1 (en) * | 2010-09-27 | 2012-03-29 | Tsung-Chieh Huang | Convenient telescopic folding chair |
USD660612S1 (en) | 2010-11-16 | 2012-05-29 | Mity-Lite, Inc. | Mesh banquet chair |
US20150308171A1 (en) * | 2014-04-29 | 2015-10-29 | Shape Field Office LLC | Folding chair with hinge |
US9737147B2 (en) * | 2014-04-29 | 2017-08-22 | Shape Field Office | Folding chair with hinge |
US11197552B2 (en) * | 2019-07-08 | 2021-12-14 | Pro-Cord S.P.A. | Flexible backrest for a folding chair, and folding chair comprising this backrest |
US11071388B2 (en) * | 2019-08-30 | 2021-07-27 | New-Tec Integration (Xiamen) Co., Ltd. | Foldable chair |
USD974785S1 (en) * | 2020-02-12 | 2023-01-10 | Zhuhai Shichang Metals Ltd. | Chair seat and backrest |
USD979970S1 (en) * | 2020-02-12 | 2023-03-07 | Zhuhai Shichang Metals Ltd. | Chair frame and legs |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: MAXCHIEF INVESTMENTS LTD., HONG KONG Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LIN, WEN-SHEN;REEL/FRAME:012719/0342 Effective date: 20020227 |
|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |