CN107198379A - Folding chairs - Google Patents
Folding chairs Download PDFInfo
- Publication number
- CN107198379A CN107198379A CN201610157298.6A CN201610157298A CN107198379A CN 107198379 A CN107198379 A CN 107198379A CN 201610157298 A CN201610157298 A CN 201610157298A CN 107198379 A CN107198379 A CN 107198379A
- Authority
- CN
- China
- Prior art keywords
- chair
- chair leg
- folding chairs
- chair back
- movable part
- 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.)
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Classifications
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- 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
- A47C4/08—Folding chairs with inflexible seats having a frame made of wood or plastics
- A47C4/10—Folding chairs with inflexible seats having a frame made of wood or plastics with legs pivotably connected to seat or underframe
- A47C4/14—Folding chairs with inflexible seats having a frame made of wood or plastics 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
- A47C4/24—Folding chairs with inflexible seats having a frame made of metal with legs pivotably connected to seat or underframe with cross legs
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
A kind of folding chairs, including seat support, the chair back, linkage, front chair leg and rear chair leg.There is a continuous action relation wherein between seat support, the chair back, linkage, front chair leg and rear chair leg.Seat support includes an at least guidance part, and linkage includes an at least movable part, movable part can be movable in guidance part, and user can use the action that one-handed performance folding chairs are folded or are deployed, for example, operate folding chairs by the mode of promotion/pulling chair back or pull handle.
Description
Technical field
The present invention relates to a kind of foldable chair.
Background technology
On the market in addition to the general chair that structure fixation can not be folded, also there are the various foldings that can be folded and deploy and use
Folding chair, with the utilization space of sharp user energy elasticity and storage chair.
But because structure design relation, general folding seat after folding whole height higher than adult stand when palm to
Not necessarily there is local grasping after the height in face, and folding, user is when carrying folding seat in order to avoid chair and collision on the ground
It must try one's best and chair is improved, not only handling process is laborious, inconvenient and is likely to result in danger.Therefore also have using reduce volume as
The folding seat design of purpose, such as American invention US8,882,188, i.e., the volume allowed in the way of changing structure after folding can
Reduce, but because the fold mechanism of the invention is exposed, and above seat and both sides, therefore can cause user take with
There is the risk crushed during operation, and chair back folding seat with is identical must have a vacancy to accommodate fold mechanism, relaxes
Appropriateness is relatively low.On the other hand, general folding seat needs both hands to operate, and for example the precedent (prior art) is although volume
It is smaller, but still be difficult that just chair is folded or deployed with singlehanded, for some users, for example disabled, old man etc. may make
Into inconvenience.On the other hand, general folding seat can only lean on wall and put or keep flat stacking after folding, store way choice
With relatively lacking elasticity in the utilization in space.
The content of the invention
The purpose of the present invention is providing a kind of one-hand operation, and for example pushing or pull on the chair back by one hand can open up easily
The folding chairs opened or folded.
The purpose of the present invention is providing a kind of one-hand operation, the folding chairs that for example pull handle can be folded easily.
The purpose of the present invention is smaller in a kind of volume after folding of offer, and fold mechanism hides the folding seat with minimization
Son, except fold mechanism chance for being damaged by user's false touch in seating can be reduced, can more reduce user taking or
The risk that mechanism is crushed is folded in operating process, and increases the attractive in appearance of product, comfort level and is felt with design.
The purpose of the present invention is providing a kind of easy to operate, and folded configuration is smooth, can voluntarily stand, easily hold take,
The folding chairs carried, stored.
To reach above-mentioned purpose, folding chairs of the invention can form a deployed condition and a folded state, of the invention
Folding chairs include the chair back, seat support, linkage, front chair leg and rear chair leg.
Seat support includes front end, rear end, a guidance part.The chair back is pivotally connected with seat support.Linkage includes movable part with being connected machine
Structure, the movable guidance part in seat support of movable part, and the chair back are connected with movable part by bindiny mechanism.Front chair leg and movable part pivot
Connect, rear chair leg is pivotally connected with seat support.Front chair leg includes chair leg fastener simultaneously, and front chair leg is with rear chair leg by chair leg fastener pivot
Connect.
When deployed condition, the chair back of folding chairs is strutted, and front chair leg is strutted with rear chair leg；When folded state, preceding chair
Pin closes up with rear chair leg, and the chair back is drawn close with seat support, and the chair back of folding chairs, front chair leg, rear chair leg are close to seat support.
By said structure, the chair back, seat support, linkage, front chair leg are interlocked mutually with rear chair leg, and user can use one hand
Push or pull on the chair back and drive linkage, folding chairs is changed in deployed condition between folded state.
According to the embodiment therein of the present invention, the chair back includes a chair back grip part for being available for users to gripping, when
When user pulls the chair back, linkage can be driven and chair is deployed (unfold).
According to the present invention an embodiment therein, as long as user touch the chair back with regard to chair can be made voluntarily to fold
And stand.
According to the embodiment therein of the present invention, linkage is available for users to gripping including one and connected with movable part
The initial start part connect, when user pulls initial start part, can drive linkage start, and fold chair
(fold)。
According to the embodiment therein of the present invention, rear chair leg includes a chair leg sliding part, makes chair leg fastener can edge
Chair leg sliding part is slided.
According to the embodiment therein of the present invention, bindiny mechanism can more connect in addition to it can connect the chair back and movable part
Connect the chair back and front chair leg or rear chair leg.
According to the present invention an embodiment therein, folding chairs of the invention in deployed condition, folded state, and
It can stand on and contact by the support of front chair leg and rear chair leg during being changed between deployed condition and folded state
Face.
According to the embodiment therein of the present invention, movable part includes a main movable part and a secondary movable part.
According to the embodiment therein of the present invention, bindiny mechanism includes a tumbler and a chair back connector.
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail for invention, but not as the limit to the present invention
It is fixed.
Brief description of the drawings
The first embodiment of the folding chairs of Fig. 1 present invention is in the stereogram under deployed condition；
The first embodiment of the folding chairs of Fig. 2 present invention is in the stereogram under folded state；
The exploded view of the first embodiment of the folding chairs of Fig. 3 present invention；
The first embodiment of the folding chairs of Fig. 4 and 4A present invention will start to be converted to folded state in deployed condition
Schematic diagram；
The first embodiment of the folding chairs of Fig. 5 and Fig. 5 A present invention is converted to the process of folded state from deployed condition
Schematic diagram；
The first embodiment of the folding chairs of Fig. 6 and 6A present invention is converted to converting for folded state from deployed condition
Schematic diagram；
The first embodiment of the folding chairs of Fig. 7 and 7A present invention will start to be converted to deployed condition in folded state
Schematic diagram；
The first embodiment of the folding chairs of Fig. 8 and Fig. 8 A present invention is converted to the process of deployed condition from folded state
Schematic diagram；
The first embodiment of the folding chairs of Fig. 9 and 9A present invention is converted to converting for deployed condition from folded state
Schematic diagram；
The second embodiment of the folding chairs of Figure 10 and 10A present invention is in the stereogram under deployed condition and folded state；
Point of the front chair legs of second embodiment of the folding chairs of Figure 10 B and the 10C present invention, rear chair leg and chair leg fastener
Solution figure and combination diagram；
The 3rd embodiment of the folding chairs of Figure 11 present invention is in the stereogram under deployed condition and folded state；
The fourth embodiment of the folding chairs of Figure 12 present invention is in the stereogram under deployed condition；
5th embodiment of the folding chairs of Figure 13 present invention is in the stereogram of deployed condition；
The sixth embodiment of the folding chairs of Figure 14,14A present invention is in the stereogram under deployed condition and folded state；
7th embodiment of the folding chairs of Figure 15, Figure 15 A~H present invention is in the solid under deployed condition and folded state
Figure, profile and partial enlarged drawing；
What the 7th embodiment of the folding chairs of Figure 15 I and the 15J present invention was changed between folded state and deployed condition
Schematic diagram；
8th embodiment of the folding chairs of Figure 16 present invention is in profile under deployed condition；
9th embodiment of the folding chairs of Figure 17, Figure 17 A and the 17B present invention is in profile and part under deployed condition
Enlarged drawing；
Tenth embodiment of the folding chairs of Figure 18, Figure 18 A and the 18B present invention is in profile and part under deployed condition
Enlarged drawing；
11st embodiment of the folding chairs of Figure 19 A and Figure 19 the B present invention is in deployed condition profile；
12nd embodiment of the folding chairs of Figure 20 and Figure 20 A present invention is put in the profile under deployed condition and part
Big figure；
13rd embodiment of the folding chairs of Figure 21, Figure 21 A present invention is put in the profile under deployed condition and part
Big figure；
14th embodiment of the folding chairs of Figure 22, Figure 22 A present invention is put in the profile under deployed condition and part
Big figure；
15th embodiment of the folding chairs of Figure 23 present invention is in the profile under deployed condition；
The activity of the main tumbler of 15th embodiment of the folding chairs of Figure 23 A and Figure 23 the B present invention and secondary tumbler
Schematic diagram；
16th embodiment of the folding chairs of Figure 24, Figure 24 A and Figure 24 B present invention is under deployed condition and folded state
Stereogram and profile；
17th embodiment of the folding chairs of Figure 25 present invention is in the stereogram under deployed condition；
18th embodiment of the folding chairs of Figure 26, Figure 26 A present invention is put in the side view under deployed condition and part
Big figure；
19th embodiment of the folding chairs of Figure 27 present invention is in the profile under deployed condition；
20th embodiment of the folding chairs of Figure 28 and Figure 28 A present invention is in the stereogram under deployed condition and side view
Figure.
Wherein, reference
Folding chairs 1,1a, 1b, 1c, 1d, 1e, 1f, 1s, 1j, 1t, 1g, 1i, 1h, 1m, 1q, 1u, 1p, 1n, 1r, 1v
Seat support 10,10b, 10d, 10e, 10f, 10n, 10r, 10v
Front end 11,11b, 11f
Rear end 12,12f, 12r
Track 13,13d, 13f
Activation members breach 14,14f
Connector 15
Upper surface 16,16f
Linkage 20,20b, 20e, 20f, 20g
Movable part 21,21d, 21e, 21f, 21f ', 21s, 21j, 21t, 21g, 21h, 21m, 21p, 21r
Main movable part 211f, 211g, 211i, 211h, 211m
Secondary movable part 212f, 212j, 212g, 212h, 212t
Bindiny mechanism 22,22b, 22c, 22d, 22e, 22f, 22f ', 22s, 22g, 22i, 22h, 22m, 22p, 20r, 22t
Tumbler 221f, 221f ', 221j, 221g, 221h, 221q
Main tumbler 2211f, 2211q
Secondary tumbler 2212f, 2212q
Chute 2213q
The chair back fastener 222f, 222j
Tooth group 223h, 223m
First tooth 2231h, 2231m
Second tooth 2232h, 2232m
Cam set 224j
Cam driving link 2241j
Cam follower 2242j
Flexible member 225e
Initial start part 23,23d
Chair leg guide member 24,24a, 24f, 24n
First tooth 241n
Second tooth 242n
Start auxiliary member 25e, 25r
Flexible member 251e, 251r
Tooth group 26i
First tooth 261i
Second tooth 262i
Cam set 27j, 27h
Cam driving link 271j, 271h
Cam follower 272j, 272h, 272t
Fastener 29g, 29u
Magnetic element 291g, 291u
The chair back 30,30b, 30c, 30d, 30e, 30f, 30t, 30i, 30j, 30m
Upper end 31,31f
Chair back lower end 32,32f
The chair back grip part 33,33a, 33d, 33f
Chair leg 40,40a, 40b, 40c, 40e, 40f afterwards
Chair leg sliding part 41,41f
Kink 42,42a, 42f
Articulated part 45
Front chair leg 50,50a, 50b, 50c, 50e, 50f, 50n
Chair leg articulated part 51,51a, 51f
Kink 52a
Articulated part 55
Contact surface 99
Embodiment
For the technology contents of the present invention can be known more about, it is described as follows especially exemplified by multiple preferred embodiments.
The engagement write in this specification includes the modes such as connection, pivot joint, contact, occlusion.
Fig. 1~Fig. 3 is refer on first embodiment.The folding chairs 1 of the present invention mainly include a seat support 10, one and interlocked
The front chair leg 50 of chair leg 40 and one after device 20, a chair back 30, one, folding chairs 1 include a deployed condition S1 and a folded state
S2。
Seat support 10 includes a front end 11, a rear end 12, a pair of upper surfaces 16 of guidance part 13 and one.Wherein guidance part 13 is along preceding
The direction of end 11 toward rear end 12 is set, and guidance part 13 is elongate slots in the present embodiment.Wrap in the present embodiment other front end 11
Include a breach 14.
The chair back 30, including a upper end 31, a chair back lower end 32 and chair back grip part 33.Chair back lower end 32 refers in deployed condition
The chair back 30 is less than the part of upper surface 16 during S1, and chair back grip part 33 is not limited to given shape or design, and its object is to allow
User can be easier to grasp the chair back 30, and chair back grip part 33 is a hole in the present embodiment.
Linkage 20 includes a pair of movable parts 21, a bindiny mechanism 22, an initial start part 23 and a pair of chair legs guidings
Part 24.A pair of movable parts 21 are a pair of slidable stocks in the present embodiment, and a pair of movable parts 21 are matched somebody with somebody with a pair of guidance parts 13
Close, and movable (movably coupled slidably, are moved or rotated) is in guidance part 13.Bindiny mechanism in the present embodiment
22 be a connecting rod, and the chair back 30 is connected with movable part 21 by bindiny mechanism 22.It should be noted that bindiny mechanism 22 can be single or
Multiple connecting rod assemblies are formed.In addition, the chair back 30 is pivotally connected with seat support 10 by two connectors 15.Initial start part 23 and a pair of activities
Part 21 is connected, and initial start part 23 is not limited to given shape or design, and its main purpose is to make user first to do
The mode of beginning activation members 23 will cause linkage 20 to act, and folding chairs 1 are changed into folded state S2 from deployed condition S1, just
Beginning activation members 23 are a ㄇ font handles in the present embodiment.Chair leg guide member 24 is in the present embodiment chair before connecting rod connection
Pin 50 and seat support 10.The position that chair leg guide member 24 and seat support 10 are connected in the present embodiment is front chair leg 50 between the chair back 30,
But it is alternatively front chair leg 50 to (not shown) between rear chair leg 40.
Chair leg 40 and front chair leg 50 are in the present embodiment slightly into ㄇ shapes afterwards, and front chair leg 50 includes a chair leg fastener 51.Preceding chair
Pin 50 is pivotally connected with rear chair leg 40 by chair leg fastener 51.Chair leg 40 is pivotally connected by an articulated part 45 and seat support 10 afterwards, and preceding chair
Pin 50 is pivotally connected by an articulated part 55 and movable part 21.
By said structure, seat support 10, the chair back 30, linkage 20, front chair leg 50, the formation of rear chair leg 40 one are interlocked and closed
System, makes folding chairs 1 include an a deployed condition S1 and folded state S2.
Fig. 1 is refer to below, when deployed condition S1, the chair back 30 of folding chairs 1 is strutted, rear chair leg 40 and front chair leg 50
Strut, initial start part 23 can conveniently grip initial start part 23 in the position of the breach 14 of seat support 10, user.
Fig. 2 is refer to below, and when folded state S2, front chair leg 50 closes up with rear chair leg 40, and the chair back 30 is leaned on seat support 10
Closely, the chair back 30 of folding chairs 1, front chair leg 50, rear chair leg 40 with the closing of seat support 10.In the present embodiment, rear chair leg 40 is wrapped
Include a chair leg sliding part 41, chair leg sliding part 41 is a chute (slot) in the present embodiment, make chair leg fastener 51 can be along rear
The chair leg sliding part 41 of chair leg 40 enters line slip, the relative position to adjust front chair leg 50 and rear chair leg 40.Chair leg 40 is more afterwards
Including a kink 42, folding chairs 1 are made also to be stood in folded state S2 by the support of front chair leg 50 and rear chair leg 40
It is > fonts to stand on kink 42 in contact surface 99, the present embodiment.
It please coordinate Fig. 4~Fig. 6 A below and flowing mode is made with the first embodiment for the folding chairs 1 for describing the present invention in detail.
When deployed condition S1, user can pull initial start part 23 and take advantage of a situation lifts (Fig. 4, Fig. 4 A) by folding chairs 1, makes activity
Part 21, along the rear end 12 of seat support 10 toward the direction start of front end 11, drives front chair leg 50 and rear chair leg 40 along folding in guidance part 13
Folded direction D2 is rotated counterclockwise and drawn close, while front end 11 of the upper end 31 of the chair back 30 along folding direction D2 past seat supports 10 counterclockwise
Close to (Fig. 5, Fig. 5 A), and folding chairs 1 are made to be converted to folded state S2 (Fig. 6, Fig. 6 A) from deployed condition S1.In addition, using
Person can also select to promote the chair back 30 to start the function of folding, see embodiment seven (Figure 15 I).
It please coordinate Fig. 7~Fig. 9 A below, when folded state S2, upper end 31 is in the top of chair back lower end 32, and user can
Pull chair back grip part 33 (Fig. 7, Fig. 7 A are shaped as a hole), make the upper end 31 of the chair back 30 rotate clockwise and with chair cushion 10
Front end 11 it is remote, and make front end 11 of the movable part 21 along seat support 10 toward the direction start of rear end 12 by bindiny mechanism 22, make
Front chair leg 50 rotates clockwise along expansion direction D1 with rear chair leg 40 and struts (Fig. 8, Fig. 8 A), and makes folding chairs 1 from folding
State S2 is converted to deployed condition S1 (Fig. 9, Fig. 9 A).
Second embodiment of the present invention folding chairs 1a refer to seat support 10 in Figure 10, Figure 10 A~10C, the present embodiment, connect
Dynamic device 20, the chair back 30 are similar to embodiment one, the main difference of the present embodiment and first embodiment be in front chair leg 50a and
The non-ㄇ shapes of chair leg 40a, and have kink 42a, 52a simultaneously afterwards, enable folding chairs 1a in folded state S2 compared with embodiment
One more stable stands on contact surface 99.Kink 42a, 52a purpose are to allow front chair leg 50a and rear chair leg 40a in folding
The structure that folding chairs 1a can be supported to stand is formed during state S2, therefore it is not limited to given shape or design, as long as can prop up
Folding chairs 1a is supportted to stand, and rear chair leg 40a and front chair leg 50a can concurrently or separately include kink 42a, 52a.Need note
Meaning, front chair leg 50a or rear chair legs 40a has also been not necessarily intended to kink 42a, 52a, also can be by outer joint kit in preceding chair
Mode on pin 50a or rear chair legs 40a forms the structure that folding chairs 1a can be made to stand.Chair back grip part in other the present embodiment
33a is a semi-cylindrical hill.Chair leg fastener 51a form is a collar in the present embodiment, makes chair leg fastener 51a can be in rear
The enterprising line slips of chair leg 40a (Figure 10 C).In addition, chair leg guide member 24a connections movable part 21 and rear chair leg 40a in the present embodiment.
Third embodiment of the present invention folding chairs 1b refer to Figure 11, and the present embodiment is implemented with first embodiment and second
The main difference of example is in breach 14 of the front end 11b without such as first embodiment in seat support 10b, and linkage 20b is without such as
The chair leg guide member 24,24a of first embodiment and second embodiment, bindiny mechanism 22b connection chair back 30b chair back lower end 32b
And rear chair leg 40b, bindiny mechanism 22b is hidden in below seat support 10b compared with first embodiment, allow user in seating less
Easy false touch, chair back grip parts 33 of the chair back 30b without such as first embodiment in addition, front chair leg 50b and rear chair leg 40b does not have such as the
The kink 42a and 52a of two embodiments.Although can be somewhat inconvenient without chair back grip part 33, user, which remains unchanged, can use hand
Chair back 30b is directly grasped to move or operate folding chairs 1b, and front chair leg 50b and rear chair leg 40b is because without kink
42a, 52a, and make that folding chairs 1b is more difficult in folded state S2 voluntarily to stand, but the above-mentioned part lacked has no effect on folding
Chair 1b folding (fold) and expansion (unfold) function.
Fourth embodiment of the present invention folding chairs 1c refer to Figure 12, the present embodiment and 3rd embodiment main difference it
It is in bindiny mechanism 22c connection chair back 30c and front chair leg 50c.It should be noted that chair back 30c also can simultaneously or individually with activity
Part 21, rear chair leg 40c or front chair leg 50c connections are to reach the effect (not shown) of gearing.
Fifth embodiment of the present invention folding chairs 1d refer to Figure 13, the present embodiment and 3rd embodiment main difference it
It is in and only has one in seat support 10d guidance part 13d, movable part 21d and bindiny mechanism 22d also only has one, and initial start
Part 23d is one T-shaped.Chair back grip part 33d is the recessed folding on chair back 30d in other the present embodiment.
Sixth embodiment of the present invention folding chairs 1e refer to Figure 14, Figure 14 A, and the present embodiment and the 3rd and the 4th implement
It is that bindiny mechanism 22e includes a flexible member 225e in the present embodiment in place of example main difference, flexible member 225e is one
Torsionspring (torsion spring), flexible member 225e is engaged with seat support 10e and chair back 30e chair back lower end 32e, works as folding
The sub- 1e of folding chair from deployed condition S1 be converted to folded state S2 when, flexible member 225e can draw close chair back 30e toward chair cushion 10e,
Fold folding chairs 1e；Other linkage 20e further includes a startup auxiliary member 25e in the present embodiment, starts auxiliary member
25e includes another flexible member 251e in the present embodiment, and flexible member 251e is a compression spring (compression
Spring), when folding chairs 1e is converted to deployed condition S1 from folded state S2, flexible member 251e can be directly by rear chair leg
40e is strutted with front chair leg 50e, or struts rear chair leg 40e and front chair leg 50e by movable part 21e is slided so that folded
Chair 1e deploys.Start auxiliary member 25e and flexible member 225e in addition to can be for the form in the present embodiment, more can be other shapes
The flexible member or motor of formula, electromagnetism, hydraulic pressure, air pressure etc. other can be directly or indirectly by chair back 30e and seat support 10e and rear chair
The device that pin 40e and front chair leg 50e is strutted and drawn close, and seat support 10e, chair back 30e, linkage 20e, movable part can be installed on
21e, rear chair leg 40e or front chair leg 50e, and folding chairs 1e is folded or is deployed.
Seventh embodiment of the present invention folding chairs 1f refer to Figure 15, Figure 15 A~15J, the folding chairs of the present embodiment
1f mainly includes chair leg 40f, a front chair leg 50f after a seat support 10f, a linkage 20f, a chair back 30f, one.Seat support 10f bags
It is a pair in the present embodiment to include a front end 11f, a rear end 12f, a pair of guidance part 13f and a upper surface 16f, guidance part 13f
Elongated slot, front end 11f includes a breach 14f.Chair back 30f includes a upper end 31f, a chair back lower end 32f and a chair back grip part
It is low that 33f, chair back lower end 32f refer to chair back 30f in the part that chair back 30f when deployed condition S1 is less than upper surface 16f, i.e. Figure 15 A
In upper surface 16f extension plane L part.Linkage 20f includes a pair of movable part 21f, a pair of bindiny mechanism 22f, one
Initial start part 23f and a pair of chair legs guide member 24f, movable part 21f are a pair of slidable stocks in the present embodiment.Chair afterwards
Pin 40f includes a chair leg sliding part 41f, a kink 42f.Front chair leg 50f includes a chair leg fastener 51f.Wherein seat support
10f, guidance part 13f, linkage 20f, movable part 21f, bindiny mechanism 22f, initial start part 23f, chair leg guide member 24f,
The annexation and reality of the interelements such as chair back 30f, rear chair leg 40f, chair leg sliding part 41f, front chair leg 50f, chair leg fastener 51f
Apply that example one is identical, and folding chairs 1f in deployed condition S1, be converted to by deployed condition S1 folded state S2 process, Yi Ji
Contact surface 99 can be stood on during folded state S2 by front chair leg 50f and rear chair leg 40f support.The present embodiment and first
Embodiment and the 4th in place of the 5th embodiment main difference with being that bindiny mechanism 22f and chair back 30f chair back lower end 32f connects
Close.The position suggestion of the bindiny mechanism is positioned over closer seat support 10f centre and away from seat support 10f both sides, for example schemed
The position of line A-A in 15, bindiny mechanism 22f is engaged with chair back lower end 32f is advantageous in that bindiny mechanism 22 is not exposed to
On surface 16, in deployed condition S1, bindiny mechanism 22 is less susceptible to be touched by user, in addition to less fragile, more can be with
Reduce the danger that is crushed accidentally in operation or seating of user, it is more comfortable during seating and make outward appearance more succinct good-looking.
In addition in folded state S2, bindiny mechanism 22f may be collapsible among seat support 10 (Figure 15 F), not only attractive in appearance and make folding chairs
1f is more frivolous smooth after folding.In order to which bindiny mechanism 22f can be connected with chair back lower end 32f and mechanism hidingization and pole is reached
Bindiny mechanism 22f respectively includes an a tumbler 221f and chair back connector 222f in the purpose of smallization, the present embodiment, rotates
Part 221f and chair back connector 222f is connecting rod (linkages) in the present embodiment.Wherein tumbler 221f and seat support 10f pivots
Connect, movable part 21f is connected with tumbler 221f, the chair back connector 222f connection chair back 30f chair back lower end 32f and tumbler
221f.Folding chairs 1f in deployed condition S1, folded state S2 process is converted to by deployed condition S1, and in folded state
Contact surface 99 can be stood on during S2 by front chair leg 50f and rear chair leg 40f support.By said structure, user is only
Apply a power F1 with one hand and touch chair back 30f, you can easily make folding chairs 1f voluntarily foldings, as shown in figure 15i；
And to unfolded chair 1f, pull the chair back 30f folding chairs 1f can be deployed as long as also singlehanded, as shown in Figure 15 J.
Other are if 3rd embodiments and following 20th embodiments also useful different connected modes are by bindiny mechanism 22b, 22v
Seat support 10b is hidden in chair back lower end 32b, 32f connection, the example below 10v.
In addition, it is similar with first embodiment, another one-handed performance folding chairs 1f choosing is also provide in the present embodiment
Select, but movable part 21f further includes the pair movable part 212f of a main movable part 211f and one (Figure 15 B), main movable part in the present embodiment
211f is connected by secondary movable part 212f with tumbler 221f.
, will when user selects the folding chair in the way of operating initial start part 23f and pulls initial start part 23f
Main movable part 211f and secondary movable part 212f, secondary movable part 212f in movable part 21f is driven to drive turning in bindiny mechanism 22f
Moving part 221f and chair back connector 222f, then rotate chair back 30f, and chair back 30f upper end 31f is along folding direction D2 toward seat support
10f front end 11f is drawn close, and folding chairs 1f is entered the process for being converted to folded state S2 by deployed condition S1.Secondary movable part
212f function is to make initial start part 23f when being pulled and rotating with regard to chair back 30f can be made to rotate toward folding direction D2 (scheme
15C), then user can persistently pull initial start part 23f and take advantage of a situation and lifts folding chairs 1f again, make connected movable part
The action that 21f is slided and Foldable chair 1f is folded, is compared, user is more easy to folding chairs 1f with first embodiment
Folded state S2 is converted to from deployed condition S1.But even without secondary movable part 212f, movable part 21f ' also can be directly with being connected
Mechanism 22f ' tumbler 221f ' pivot joints, such as Figure 15 G or Figure 15 H also can normally perform folding seat 1f folding (fold) and exhibition
Open (unfold) function.It is noted that can also should not have initial start part 23f in the present embodiment and with promote chair back 30f
Mode allow folding chairs 1f to fold, therefore initial start part 23f deleted with secondary movable part 212f nor affect on normal function.
In addition, in the present embodiment, tumbler 221f includes the secondary tumbler 2212f of a main tumbler 2211f and one again
(Figure 15 F), main tumbler 2211f and pair tumbler 2212f is an extension sleeve mechanism in the present embodiment so that tumbler
221f is an expansion link.Tumbler 221f can also various prior arts and mechanism such as flexible member, extensible member, telescoping tube
Mode adjusts the function of length to reach.It should be noted that, in the present embodiment movable part 21f, guiding similar with the 5th embodiment
Portion 13f, bindiny mechanism 22f, tumbler 221f and chair back connector 222f can each only one of which, while tumbler 221f and the chair back
Connector 222f can be formed respectively by single or multiple connecting rod assembly.
Eighth embodiment of the present invention folding chairs 1s refer to Figure 16, and the present embodiment and the 7th embodiment difference exist
Bindiny mechanism 22s is a connecting rod in the present embodiment, and bindiny mechanism 22s connection movable part 21s and chair back 30f works as initial start
When pulled, bindiny mechanism 22s then drives chair back 30f to rotate to part 23f, and folds chair 1s.
Ninth embodiment of the present invention folding chairs 1j refer to Figure 17,17A and 17B, the present embodiment and the 7th embodiment
It is in the present embodiment that secondary movable part 212j includes a cam set 27j in place of main difference, cam set 27j includes a cam actively
A part 271j and cam follower 272j, cam driving link 271j are located at movable part 21j end, and cam follower 272j is located at
Tumbler 221j.Bindiny mechanism 22j includes a cam set 224j, and it is convex that cam set 224j includes a cam driving link 2241j and one
Driven member 2242j is taken turns, cam driving link 2241j is located at chair back connector 222j end, and cam follower 2242j is located at the chair back
30j.Chair back connector 222j is connected with tumbler 221j.When user pulls initial start part 23f so that cam driving link
271j is contacted with cam follower 272j, and promotes tumbler 221j, and then chair back connector 222j promotes chair back 30j to rotate.
Movable part 21j and tumbler 221j and chair back connector 222j and chair back 30j connection can be diversified forms, however it is not limited to convex
Wheel, or gear or rack (gear members) or by the various ways such as frictional force (friction) drive, as long as making
Tumbler 221j can be driven to rotate during movable part 21j starts.
Tenth embodiment of the invention folding chairs 1t refer to Figure 18,18A and 18B.The present embodiment and the 9th embodiment master
Difference is wanted to be that the present embodiment cam driven member 272t is located at chair back 30t, and bindiny mechanism 22t and the phase of embodiment seven
Seemingly.When user pulls initial start part 23f so that secondary movable part 212t is rotated and promoted chair back 30t to rotate.Movable part
21t and the chair back 30t connection can be diversified forms, however it is not limited to cam, or gear or rack or be driven by frictional force
Etc. a variety of designs, as long as enabling to drive chair back 30t to rotate during movable part 21t starts.
11st embodiment of the present invention folding chairs 1g refer to Figure 19 A and 19B, and the present embodiment and the 7th embodiment are not
It is that secondary movable part 212g is engaged with initial start part 23g and main movable part 211g with part, and main movable part 211g is then with connecting
Connection mechanism 22g tumbler 221g engagements, when initial activation members 23g when pulled, initial start part 23g drives connected activity
Part 21g and bindiny mechanism 22g, then makes chair back 30f be rotated along folding direction D2.Linkage 20g bags in other the present embodiment
A fastener 29g is included, fastener 29g is a pair of magnetic element 291g that can be attracted each other in the present embodiment, for example magnet, one
The chair back 30f upper end 31f and seat support 10f front end 11f are located to magnetic element 291g, when folding chairs 1g is in folded state S2
When, magnetic element 291g can attract each other and chair back 30f and seat support 10f is kept close closing, reduce chair when carrying chair 1g
The situation that back of the body 30f is rocked.It should be noted that fastener 29g position is not limited to located at upper end 31f and front end 11f, and it can fill
Different positions are placed in, the various designs such as trip or snap fit are more alternatively, as long as seat support 10f and chair back 30f can be made in rugosity
Closing is kept during state S2.
12nd embodiment of the present invention folding chairs 1i refer to Figure 20 and Figure 20 A, and the present embodiment and the 11st are implemented
It is that bindiny mechanism 22i does not have tumbler 221f and chair back connector 222f in the present embodiment, connects machine in place of example main difference
Structure 22i is shaped as a connecting rod in the present embodiment, and bindiny mechanism 22i is engaged with main movable part 211i with chair back 30i, secondary movable part
212i includes a tooth group 26i in the present embodiment, and tooth group 26i includes one first tooth 261i with one second tooth 262i,
First tooth 261i be located at initial start part 23i, second tooth 262i located at the main movable part 211i and with the first tooth
Part 261i be engaged (engaged), when chair back 30i promoted or initial start part 23i when pulled, main movable part 211i is by band
It is dynamic.
13rd embodiment of the present invention folding chairs 1h refer to Figure 21 and 21A, the present embodiment and the 11st embodiment
Be that bindiny mechanism 22h further includes a tooth group 223h in place of main difference, tooth group 223h include one first tooth 2231h with
One second tooth 2232h, the first tooth 2231h is located in main movable part 211h ends, and the second tooth 2232h is located in tumbler
221h, the first tooth 2231h is engaged (engage) with the second tooth 2232h.Pair movable part 212h includes a cam set in addition
27h, cam set 27h include a cam driving link 271h located at the initial start part 23h, a cam follower 272h and the main work
Moving part 211h connections, when initial activation members 23h when pulled, main movable part 211h is driven, then drive tumbler 221h with-
Chair back 30f is rotated.It should be noted that the first tooth 2231h and the second tooth 2232h can be respectively single or multiple rack or tooth
Combine, and movable part 21h and tumbler 221h connection can be diversified forms, such as using frictional force or belt drive,
The design of wheel and rack is not limited to, as long as enabling to drive tumbler 221h to rotate during movable part 21h starts.
Fourteenth embodiment of the invention folding chairs 1m refer to Figure 22 and 22A, and the present embodiment and the 13rd embodiment are not
It is in the present embodiment do not have to connect in tumbler 221f and chair back connector 222f, the present embodiment in bindiny mechanism 22m with part
Connection mechanism 22m includes a tooth group 223m, and tooth group 223m includes one first tooth 2231m and is located at main movable part 211m ends,
Second tooth 2232m is located at chair back 30m, and the first tooth 2231m is engaged (engage) with the second tooth 2232m, when main movable part
211m will drive chair back 30m to rotate when moving.Main movable part 21m and the chair back 30m connection can be diversified forms, for example cam or
Frictional force is utilized, however it is not limited to pivot joint or the design of wheel and rack, as long as enabling to drive the chair back during main movable part 211m starts
30m is rotated.
15th embodiment of the present invention folding chairs 1q refer to Figure 23, Figure 23 A~23B, and the present embodiment and the 7th is in fact
Apply a difference and be that the secondary tumbler 2212q of tumbler 221q in the present embodiment includes a chute 2213q, main tumbler
2211q is engaged with chute 2213q, and secondary tumbler 2212q is slided (Figure 23 B) relative to main tumbler 2211q.
Sixteenth embodiment of the invention folding chairs 1u refer to Figure 24, Figure 24 A~24B, and the present embodiment and the 7th implement
Example difference is bindiny mechanism 22f and not connected chair back 30f and movable part 21f in the present embodiment.In other the present embodiment
Linkage 20u includes a fastener 29u, and fastener 29u is a pair of magnetic elements that can be attracted each other in the present embodiment
291u, for example magnet, front end 11fs of a pair of magnetic element 291u located at the chair back 30f upper end 31f and seat support 10f.User can
Chair back 30f directly is rotated with pulling initial start part 23f with hand, makes folding chairs 1u between deployed condition S1 and folded state S2
Conversion, when folding chairs 1u is in folded state S2, magnetic element 291u can attract each other and chair back 30f is leaned on seat support 10f
Close.It should be noted that fastener 29u position is not limited to, located at upper end 31f and front end 11f, more be alternatively trip or snap fit etc.
Various designs, as long as seat support 10f and chair back 30f can be made to keep closing in folded state S2.If in addition, not opening initially
Moving part 23f, user can also direct pull front chair leg 50f or rear chair legs 40f make folding chairs 1u fold or deploy.
Seventeenth embodiment of the invention folding chairs 1p refer to Figure 25, the present embodiment and first embodiment main difference it
It is flexible materials to be in bindiny mechanism 22p, movable part 21p, initial start part 23p in the present embodiment, for example rope, skin
Band, rubber bar, chain, flexible pipe etc..It is worth noting that, in foregoing several embodiments and the present embodiment, several differences
Element such as bindiny mechanism 22,22d, 22s, 22i, movable part 21,21d, main movable part 211g, 211i, initial start part 23,
23d, 23f, 23g, secondary movable part 212f, 212g etc. can be all or part of flexible material or rigid mixing
Flexible material is used.
Eighteenth embodiment of the invention folding chairs 1n refer to Figure 26, Figure 26 A, and the present embodiment and the 7th embodiment are not
It is in the present embodiment that chair leg guide member 24n includes one first tooth 241n and one second tooth 242n, first tooth with part
Part 241n is located at front chair leg 50n, and second tooth 242n is located at seat support 10n, the first tooth 241n and second tooth
242n is engaged (engage), front chair leg 50n is rotated when moving relative to seat support 10n.It should be noted that chair leg guide member
24n and seat support 10n connection can be diversified forms, for example, cam or utilize frictional force, however it is not limited to connecting rod (linkages) or
The design of tooth (gear members).
19th embodiment of the present invention folding chairs 1r refer to Figure 27, the present embodiment and the 7th embodiment main difference
Part is in the present embodiment that linkage 20r includes a startup auxiliary member 25r, and start auxiliary member 25r is in the present embodiment
One flexible member 251r, flexible member 251r for a compression spring (compression spring) and are located in the present embodiment
Between movable part 21r and seat support 10r, it when movable part 21r is moved toward rear end 12r, can be compressed flexible member 251r
(compressed), flexible member 251r in deployed condition S1 be compressive state, when flexible member 251r under compression
When being released, flexible member 251r can promote movable part 21r, the action for being folded folding chairs 1r, with the 7th embodiment
Compared to be easier by promote the chair back mode folding chairs 1r is folded.Start auxiliary member 25r except can be the present embodiment in
Flexible member 25r form outside, more can be the flexible member of extension spring, torsionspring or other forms, and can be located at not
Same position.
20th embodiment of the present invention folding chairs 1v refer to Figure 28 and Figure 28 A, the present embodiment and the 7th embodiment
It is in the present embodiment that guidance part 13v is a circular hole in place of main difference, movable part 21v is an axle, makes movable part 21v in guiding
Rotated in portion 13v, front chair leg 50f and movable part 21v is pivotally connected in the present embodiment, bindiny mechanism 22v connects front chair leg 50f with being somebody's turn to do
Chair back 30f chair back lower end 32f.When chair back 30f is rotated by promotion along D2 folding directions, chair before bindiny mechanism 22v drives
Pin 50f rotates, and folds folding chairs 1v.Initial start part 23v is the front end 11f positioned at seat support 10v in other the present embodiment
Breach 14f at a cross bar, initial start part 23v is connected with movable part 21v by seat support 10v, except promoting chair back 30f
Fold folding chairs 1v outer, user can lift folding chairs 1v by initial start part 23v is grasped, allow front chair leg
50f and rear chair leg 40f rotates along folding direction D2, and drives chair back 30f to rotate by bindiny mechanism 22v, and makes folding seat
Sub- 1v starts to fold.User can also capture initial start part 23v with movement, carrying or hanging folding chairs 1v.
Only it should be noted that above-described embodiment is only the principle and its effect of the illustrative present invention, not for limitation originally
The scope of invention.Any ripe personage in this skill can be under the technical principle and spirit without prejudice to the present invention, to implementing
Example makes an amendment and changed.Described in the right that the scope of the present invention should be as be described hereinafter.For example above-described embodiment
The element of middle different linkages such as bindiny mechanism, movable part, chair leg guide member etc., its purpose are to allow the chairs of folding chairs
Mutually motion is produced between seat, the chair back, front chair leg, rear chair leg and folding chairs is deployed and is folded, therefore linkage
Design can alternately change combination be identical to reach by existing mechanism basic system element such as connecting rod, gear, cam, belt
Function.In addition if the function of initial activation members and secondary movable part is that user can easily start by simple action
The folder function of folding chairs, in addition to the design in previous embodiment, can also do such as luggage case handle, button or mechanical pencil
Mode, act linkage by the mode of started by press.Or other modes such as spring, magnetic can also be used in user
Mechanically or electrically magnetic force amount does the organs such as movable part or bindiny mechanism for iron, motor, hydraulic pressure etc..In addition, user can be by
Folding seat is set to fold or deploy by the mode for directly operating the chair back, therefore initial start part can with secondary movable part in above-described embodiment
Delete nor affect on fold or expansion function, but it is more kinds of straight by initial start part and secondary movable part user can be allowed to have
Feel and may be selected with easily folding mode.Can also be added in addition in front chair leg or rear chair leg makes it slide more smoothly device,
Such as wheel, allow makes the mode of chair folding more light with the chair back is promoted.Further, since each element of the invention is each other
Interlock, therefore start auxiliary member in addition to setting position in the aforementioned embodiment, can also be located at the chair back, seat support, front chair leg, rear chair
Each element such as position such as bindiny mechanism, movable part, chair leg guide member in pin, chair leg fastener or linkage, can drive
Chair is folded or deployed.Other guidance part is not limited to given shape or design with movable part, and its position is also not limited to seat support
Inside, as long as can work in coordination each other and enable movable part to be active in guidance part.And when folding chairs are in folded state S2
When, user also may be selected not pulling the chair back but pushing directly on initial start part makes linkage start, makes folding chairs exhibition
Open (unfold).Simultaneously user except can grip initial start part with movement, carry the present invention folding chairs, also can by by
Folding chairs are placed in hook etc. and are available on the device of suspension with profit storage by initial start part.
Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence
Various corresponding changes and deformation, but these corresponding changes and change ought can be made according to the present invention by knowing those skilled in the art
Shape should all belong to the protection domain of appended claims of the invention.
Claims (17)
1. a kind of folding chairs, can form a deployed condition and a folded state, it is characterised in that the folding chairs include：
One seat support, including a front end, at least a rear end, a guidance part and a upper surface；
One chair back, the chair back is engaged with the seat support；
One linkage, including an at least movable part, an at least movable part and an at least guidance part coordinate, make this at least one
Movable part can be active in an at least guidance part；
One front chair leg, the front chair leg is not same body with the chair back, and the front chair leg is engaged with an at least movable part, when the folding
When folding chair is changed between the deployed condition and the folded state, the front chair leg can revolve by the start of the linkage
Turn；
Chair leg after one, the rear chair leg is engaged with the seat support；
One chair leg fastener, makes the front chair leg be engaged with the rear chair leg；
By above-mentioned construction, when the linkage start, the folding chairs can be in the deployed condition and the folded state
Between change, when the deployed condition, the chair back is strutted with the seat support, and the front chair leg is strutted with the rear chair leg；And in the folding
During state, the front chair leg closes up with the rear chair leg, and the chair back is drawn close with the seat support, the front chair leg, the rear chair leg, the chair back with
The seat support is close to each other.
2. folding chairs according to claim 1, it is characterised in that the chair back further includes a chair back lower end, gearing dress
Put and further include a bindiny mechanism, the chair back lower end is positioned at the lower section of the upper surface when deployed condition, and the bindiny mechanism is with being somebody's turn to do
Chair back lower end is engaged.
3. folding chairs according to claim 2, it is characterised in that the bindiny mechanism engages the chair back and following any member
Part：An at least movable part, the front chair leg and the rear chair leg.
4. folding chairs according to claim 4, it is characterised in that the bindiny mechanism further includes a tumbler and a chair back
Connector, the chair back connector is engaged with the chair back, and the tumbler is engaged with the seat support, the chair back connector and at least one work
Moving part is engaged by the tumbler.
5. folding chairs according to claim 5, it is characterised in that the linkage further includes an initial start part, should
Initial start part is connected with an at least movable part.
6. folding chairs according to claim 1, it is characterised in that the linkage further includes a bindiny mechanism, the company
Connection mechanism engages the chair back and following any element：An at least movable part, the front chair leg and the rear chair leg.
7. folding chairs according to claim 1, it is characterised in that the linkage further includes an initial start part, should
Initial start part is connected with an at least movable part.
8. folding chairs according to claim 7, it is characterised in that in being transformed into the folded state from the deployed condition
During, direction start of the rear end of at least movable part along the seat support toward the front end；This is transformed into the folded state
During deployed condition, direction start of the front end of at least movable part along the seat support toward the rear end.
9. folding chairs according to claim 7, it is characterised in that the linkage further includes a bindiny mechanism, the company
Connection mechanism is engaged with the chair back.
10. folding chairs according to claim 9, it is characterised in that the bindiny mechanism engages the chair back and following any
Element：An at least movable part, the front chair leg and the rear chair leg.
11. the folding chairs according to claim 5,7,8,9 or 10 wherein any one, it is characterised in that the seat support is more
Including a breach, when the deployed condition, the initial start part is located at the position of the breach.
12. the folding chairs according to claim 1~10 wherein any one, it is characterised in that the linkage is more wrapped
A chair leg guide member is included, the chair leg guide member connects the seat support and the front chair leg, or connects an at least movable part and the rear chair
Pin.
13. the folding chairs according to claim 1~10 wherein any one, the chair leg fastener can be relative to the rear chair
Pin enters line slip, enables the front chair leg is relative with the rear chair leg to slide.
14. the folding chairs according to claim 1~10 wherein any one, when the folded state, a front chair leg
With this after one chair leg close up, the folding chairs can by a front chair leg and this after one chair leg support and stand.
15. the folding chairs according to claim 1~10 wherein any one, it is characterised in that the linkage is more wrapped
Start auxiliary member containing one, to drive the folding chairs to fold or deploy.
16. the folding chairs according to claim 1~10 wherein any one, it is characterised in that an at least movable part
A main movable part and a secondary movable part are further included, the main movable part is engaged by the secondary movable part with following any element：The company
Connection mechanism, the initial start part or the chair back.
17. the folding chairs according to claim 1~10 wherein any one, it is characterised in that the linkage is more wrapped
A fastener is included, the fastener can make the chair back keep closing in folded state with the seat support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610157298.6A CN107198379A (en) | 2016-03-18 | 2016-03-18 | Folding chairs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610157298.6A CN107198379A (en) | 2016-03-18 | 2016-03-18 | Folding chairs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107198379A true CN107198379A (en) | 2017-09-26 |
Family
ID=59904538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610157298.6A Pending CN107198379A (en) | 2016-03-18 | 2016-03-18 | Folding chairs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107198379A (en) |
Cited By (3)
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|---|---|---|---|---|
| CN107568962A (en) * | 2017-10-12 | 2018-01-12 | 钦州学院 | Integral type desk and chair |
| CN108244860A (en) * | 2018-01-25 | 2018-07-06 | 重庆展成家俱制造有限公司 | Multi-functional foldable dining table and chair |
| CN115180013A (en) * | 2022-06-13 | 2022-10-14 | 好孩子儿童用品有限公司 | Folding baby stroller |
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