CN101084810A - Tablet arm for nesting chair - Google Patents
Tablet arm for nesting chair Download PDFInfo
- Publication number
- CN101084810A CN101084810A CNA2007101109158A CN200710110915A CN101084810A CN 101084810 A CN101084810 A CN 101084810A CN A2007101109158 A CNA2007101109158 A CN A2007101109158A CN 200710110915 A CN200710110915 A CN 200710110915A CN 101084810 A CN101084810 A CN 101084810A
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- China
- Prior art keywords
- clipboard
- chair
- nesting
- tablet arm
- strutting piece
- 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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- 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
- A47C7/62—Accessories for chairs
- A47C7/68—Arm-rest tables ; or back-rest tables
- A47C7/70—Arm-rest tables ; or back-rest tables of foldable type
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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
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/04—Stackable chairs; Nesting chairs
- A47C3/045—Stackable chairs; Nesting chairs with tipping-up seats
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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
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/62—Accessories for chairs
- A47C7/68—Arm-rest tables ; or back-rest tables
- A47C7/705—Arm-rest tables ; or back-rest tables of detachable type
Abstract
According to various embodiments of the present invention, a tablet arm for a nesting chair including a first rigid support member affixed to a nesting chair, a second rigid support member swivelably coupled to the first rigid support member, a tablet rotatably and slidably coupled to the second rigid support member by a collar, a first stop coupled with the second rigid support member and configured to abut one end of the collar in the tablet's forward operable position, and a second stop coupled with the second rigid support member and configured to abut another end of the collar in the tablet's rearward operable position. According to some embodiments, a plurality of nesting chairs having swivelling rotatable tablets movable from an operable position to a nested position, the tablets positioned over seatbacks of the chairs in the nested position and configured to slide horizontally in the operable position.
Description
Technical field
Embodiments of the invention are usually directed to office furniture, more particularly, relate to the rotation that is used for nesting chair (nesting chair), rotation tablet arm (tablet arm).
Background technology
The chair of feature that current with the tablet arm is usually can not intussusception or is stacked, and to save the space effectively, this is normally fixing because of tablet arm.Current some are that the nesting chair of feature needs the complicated mechanical joint usually with removable tablet arm, to allow the clipboard arm member around a series of close-connected axle rotations.Clipboard rotation by this tight spacing and complicated joint has reduced the durability of clipboard rotating mechanism and has increased manufacturing cost.In addition, the current tablet arm that is used for nesting chair does not allow the operable position horizontal translation of clipboard at tablet arm.Therefore, need to be used for the tablet arm of nesting chair in this area, this tablet arm rotates in horizontal plane, slides in horizontal plane and/or rotates between operable position and intussusception position, more effectively to save the space, keeps durable tablet arm structure simultaneously.
Summary of the invention
The tablet arm that is used for nesting chair is described according to embodiments of the invention.Tablet arm according to these embodiment comprises: first rigid strutting piece, be fixed in nesting chair; Second rigid strutting piece is connected in first rigid strutting piece rotationally; Clipboard, rotatable and be connected in second rigid strutting piece slidably by installing ring; And first and second stop parts, be connected with rigid strutting piece.First stop part can be formed at an end of contact installing ring in the operable position forward of clipboard, and second stop part can be formed at the other end of contact installing ring in the operable position backward of clipboard.According to some embodiment, second rigid strutting piece is along substantially horizontal rotation.First and/or second rigid strutting piece can be a tubulose, and in some cases, first rigid strutting piece can be by being fixedly welded on nesting chair.
According to some embodiments of the present invention, first stop part and second stop part can be propped up by the U-shaped that is connected in second rigid strutting piece in the mode such as welding and be configured to, and clipboard can be formed at and rests in the operable position on this U-shaped support.According to some embodiment, the U-shaped support comprises the transverse bar that is arranged essentially parallel to second rigid strutting piece, makes the top of this transverse bar and the top of installing ring form substantially horizontal, and clipboard rests on this horizontal plane in operable position.In some cases, tablet arm can be connected with second support member by an installing ring; In other cases, tablet arm can be connected with second rigid strutting piece by two or more installing rings, makes second installing ring or separate with first installing ring by first stop part or by second stop part.The 3rd stop part can be connected with second rigid strutting piece, and is constructed such that clipboard centers on being rotated in of second rigid strutting piece and is scheduled to end under the anglec of rotation.
According to some embodiments of the present invention, swivel makes first support member be connected with second support member, and it comprises and is used to device that second support member is ended under predetermined angular away from the rotation of chair.According to other embodiment, this nesting chair comprises the chair back, and tablet arm is formed at the intussusception position makes clipboard be positioned at this chair back top.According to the certain situation of embodiment, nesting chair and tablet arm occupy basically the horizontal side space with similar size in operable position in the intussusception position.
A plurality of nesting chairs that can comprise clipboard according to the nesting chair system of the embodiment of the invention with rotatable rotation, the clipboard of rotatable rotation can move to the intussusception position from operable position, and the clipboard of rotatable rotation is positioned at above the chair back of a plurality of nesting chairs in the intussusception position and is formed at operable position and flatly slides.The clipboard of rotatable rotation can further be formed in the operable position towards with flatly slide away from the chair back (such as, for example along straight basically support member).According to each embodiment of the present invention, rotate and make clipboard rotate to non-substantial horizontal orientation from the substantial horizontal orientation towards the chair back by making clipboard, the clipboard of rotatable rotation can move to the intussusception position from operable position.
The tablet arm that is used for nesting chair according to some embodiments of the invention can comprise clipboard, nesting chair, be connected in the hold-down arm of nesting chair, be used for clipboard be connected in hold-down arm device, the device that is used to make clipboard center on the hold-down arm substantial horizontal and rotates, be used to device that clipboard is pivoted between substantially horizontal position and non-substantially horizontal position, and be used to make clipboard along towards or away from the device of the direction slip of hold-down arm.In some cases, be used for the device of profile, the device that is used to pivot, and the device that is used to slide can be identical device.
Content part of the present invention only provides the generality of some embodiments of the invention to summarize.From following detailed and accompanying drawing, many other purpose, feature, advantage and other embodiment of the present invention will become more apparent.
Description of drawings
With reference to the accompanying drawing of in the remainder of specification, describing, can realize further understanding to various embodiment of the present invention.
Fig. 1 shows the perspective view according to the nesting chair with tablet arm that is in operable position of the embodiment of the invention.
Fig. 2 shows the front view according to the nesting chair among Fig. 1 with tablet arm that is in operable position of the embodiment of the invention.
Fig. 3 shows according to the Fig. 1 with tablet arm that is in operable position of the embodiment of the invention and the side view of the nesting chair among Fig. 2.
Fig. 4 shows the vertical view according to the nesting chair among Fig. 1 with tablet arm-3 that is in operable position of the embodiment of the invention.
Fig. 5 shows the perspective view according to the nesting chair among Fig. 1 with tablet arm-4 that is in the intussusception position of the embodiment of the invention.
Fig. 6 shows the front view according to the nesting chair among Fig. 1 with tablet arm-5 that is in the intussusception position of the embodiment of the invention.
Fig. 7 shows the side view according to the nesting chair among Fig. 1 with tablet arm-6 that is in the intussusception position of the embodiment of the invention.
Fig. 8 shows the vertical view according to the nesting chair among Fig. 1 with tablet arm-7 that is in the intussusception position of the embodiment of the invention.
Fig. 9 shows the perspective view that is nested in two nesting chairs together with tablet arm that is in the intussusception position according to the embodiment of the invention.
Figure 10 shows the side view according to two nesting chairs among Fig. 9 with tablet arm that is in the intussusception position of the embodiment of the invention.
Figure 11 shows according to the Fig. 9 with tablet arm that is in the intussusception position of the embodiment of the invention and the vertical view of two nesting chairs among Figure 10.
Figure 12 shows the decomposition front perspective view of the tablet arm of the nesting chair among Fig. 1-8 according to the embodiment of the invention.
Figure 13 shows the zoomed-in view according to the decomposition front perspective view of the tablet arm among Figure 12 of the embodiment of the invention.
Figure 14 shows the decomposition back perspective view of the tablet arm of the nesting chair among Figure 12 and Figure 13.
The specific embodiment
Embodiments of the invention are usually directed to office furniture, more particularly, relate to the rotation, the rotation tablet arm that are used for nesting chair.Here on its wide significance, use term " nesting chair ", the chair that expression can engage with other chair-like in the following manner, described mode promptly on average occupies less regional space when making each chair be in operating position than it when being in the intussusception position.Nesting chair can use the place such as meeting room or meeting place (wherein the meeting zone can rearrange from armchair structure and be open space structure).This nesting chair can be such as flatly piling up, arrange and/or align in the mode of front and back layout along wall or corridor, so that the occupied space minimum of nesting chair.Nesting chair can be eliminated the needs of mentioning and piling up chair, and can further help setting, dismounting and the storage of chair.
When using in the text, on its wide significance, use term " connection ", expression directly or integratedly or by other parts indirectly, and or for good and all, the parts that connect provisionally or movably, adhere to and/or engage.When using in the text, on its wide significance, use term " to connect rotationally ", the parts that mode connected of expression to allow parts to rotate with respect to another parts.When using in the text, use term " rotatably to connect " on its wide significance, expression is to allow the parts that mode connected of parts with respect to another parts rotation.When using in the text, use term " to connect slidably " on its wide significance, expression is to allow parts and slide with respect to another parts or the parts that mode was connected of translation.
When using in the text, on its wide significance, use term " level ", " flatly " etc., expression along or be parallel to direction with respect to the plane of nesting chair 102, wherein this plane is limited by line H1 and the H2 shown in Fig. 2 to Fig. 4.Although line H1 and H2 be shown in all views, the plane that is limited by line H1 and H2 among Fig. 2 to Fig. 4 also is used for limiting this plane such as in all views on this plane that is limited with respect to nesting chair 102.When using in the text, on its wide significance, use term " vertical ", " vertically " etc., expression along or be parallel to direction with respect to the line of nesting chair 102, wherein this line is limited by the line V1 among Fig. 2 to Fig. 4.Although shown in all views, line V1 is not used for limiting this line such as in all views of this line that is limited with respect to nesting chair 102 to line V1 yet.
Fig. 1 to Fig. 4 shows the nesting chair with tablet arm 100 102 that is in operable position of each embodiment according to the present invention.The chair back (backrest) 106 and seat support 108 that chair 102 comprises support frame 120 and is connected in support frame 120.Support frame 120 comprises foreleg 114 and back leg 116.Wheel 118 or Caster or roller can be connected in the end of foreleg 114 and/or back leg 116, further to help chair 102 moving and/or settling along the floor.According to some embodiment, tablet arm 100 comprises support member 110 and 112, and clipboard 104 is connected in support member 112.
At tablet arm 100 that is in operable position shown in Fig. 1 to Fig. 4 and chair 102.When using in the text, on its wide significance, use term " operable position ", represent such position, wherein seat support 108 be oriented to allow the user be sitting in above (for example, along substantially horizontal orientation), and/or wherein clipboard 104 is in substantially horizontal orientation and ready for using, and hand or arm are superincumbent writes or have a rest to support or to allow.
In order to allow the intussusception of chair 102, according to embodiments of the invention, support member 112 is connected in support member 110 rotationally.Support member 110 (also being referred to as hold-down arm in the literary composition) is rigidly connected to support frame 120; For example, according to some embodiment, can be by welding at solder joint 202 places and support member 110 being welded in support frame 120.According to each embodiment of the present invention, support member 110 can be the support member of fixing, such as solid hopkinson bar, hollow stem and/or pipe.Support member 112 is connected in support member 110 rotationally, so that support member 112 is along substantially horizontal rotation.According to some embodiments of the present invention, support member 112 can solid hopkinson bar, hollow stem and/or pipe.For example, support member 110 and/or 112 can be by making such as the metal or metal alloy of steel or aluminium; Replacedly, according to embodiments of the invention, support member 110 and/or 112 can be made by plastics, timber or other rigidity or semi-rigid material.
Being rotatably connected between support member 110 and 112, according to embodiments of the invention, clipboard 104 also rotatably is connected in tablet arm 100 at support member 112 places.As shown in Figure 3, according to embodiments of the invention, clipboard 104 rotatably is connected in support member 112 by installing ring 302.This allows clipboard 104 around axis 304 rotations.For example, this rotation can be between substantially horizontal clipboard 104 positions and non-substantially horizontal clipboard 104 positions.For example, according to some embodiments of the present invention, non-substantially horizontal clipboard 104 positions can be vertical orientation or almost vertical orientation or the orientation shown in Fig. 7.A limit of clipboard 104 rotations can be limited by stop part 222, as shown in Figure 2.According to some embodiments of the present invention, stop part 222 is the U-shaped supports that are rigidly connected to support member 112.For example, this connection can be welding.
At operable position, clipboard 104 rests on the stop part 222 along substantially horizontal orientation.Clipboard 104 can be along axis 304 rotations away from stop part 222, and up to the bottom of clipboard 104 contact clipboard block 1328, this clipboard block is used for preventing that clipboard 104 from rotating too far from stop part 222.According to some embodiments of the present invention, the position in the vertical orientation of clipboard 104 no shows, clipboard block 1328 makes clipboard 104 stop away from the rotation of stop part 222.In certain embodiments, be in angular position shown in Figure 7 at clipboard 104, clipboard block 1328 stops the rotation of clipboard 104.Clipboard block 1328 being provided with on support member 112 can change, to realize the different predetermined anglecs of rotation, as the angle that records between the clipboard 104 after rotating at the clipboard 104 that is in operable position and around axis 304.
Except being rotatably connected between support member 110 and 112, and clipboard 104 rotatably is connected in outside the support member 112, according to some embodiments of the present invention, can also comprise slidably being connected between clipboard 104 and support member 112.Except rotatably connecting clipboard 104 and support member 112, installing ring 302 can also connect clipboard 104 and support member 112 slidably.For example, when tablet arm 100 was in operable position, this slidably the connection allowed axis 304 horizontal translations of clipboard 104 along support member 112.The user of this translation or the permission tablet arm 100 that slides locatees clipboard 104 more close or further from health, uses the posture preference clipboard 104 be positioned to adapt to body size and build and adapt to.Compare with the tablet arm that only allows clipboard to center on single vertical axis rotation, this slip allows wideer location to select.And according to various embodiments of the present invention, the combination that slidably is connected between the ability that support member 112 rotates in substantially horizontal and clipboard 104 and the support member 112 allows clipboard 104 to carry out more substantial location along horizontal plane to arrange, and allows the user accurately to finely tune or the setting of custom written plate 104.
Fig. 5 to Fig. 8 shows according to chair among Fig. 1 to Fig. 4 that is in the intussusception position of the embodiment of the invention 102 and tablet arm 100.For example, the intussusception position of chair 102 comprises the rotation of seat support 108 towards the chair back 106, such as, for example seat support 108 rotates to vertical basically orientation.The intussusception position of tablet arm 100 comprises the rotation of clipboard 104 away from stop part 222, and support member 112 is along the rotation of axis 206 towards the chair back 106.According to some embodiment of intussusception of the present invention position, clipboard 104 rotations are away from stop part 222, up to clipboard 104 contact clipboard blocks 1328; According to other embodiment, clipboard 104 rotates away from stop part 222 by the small rotation angle.According to some embodiment of intussusception of the present invention position, in case clipboard 104 has rotated away from stop part 222, then support member 112 can rotate towards the chair back 106, up to the stop part 222 contact chair back, as shown in Figure 7; According to other embodiment, support member 112 does not stop when stop part 222 contacts the chair back 106.According to some other embodiment of intussusception of the present invention position, clipboard 104 can rest in the chair back 106 tops, as shown in Figure 7; According to other embodiment, clipboard 104 can rest in the chair back 106 tops and contact with it.
In case chair 102 and tablet arm 100 are changed into the intussusception position from operating position, then severally can be nested in chair 102 together, to save the space.Fig. 9 to Figure 11 shows according to two chairs 102 of embodiment of the invention intussusception and depositing how.In case be in the intussusception position, promptly seat support 108 inwardly turns round towards the chair back 106 towards the chair back 106 rotations and support member 112, and clipboard 104 rotates away from stop part 222, and then according to some embodiments of the present invention, two chairs 102 can be placed front and back.The foreleg 114 of first chair 102 passes between the back leg 116 of second chair 102 in this first chair the place ahead.Many chair 102 intussusception and/or deposit by this way, wherein every regional space that chair 102 is on average occupied obvious minimizing when the cover stack structure than at operable position the time.Except two similar chairs 102 of intussusception by this way, the nesting chair 102 with intussusception tablet arm 100 also can with common nesting chair 102 intussusceptions that do not have intussusception tablet arm 100.According to various embodiments of the present invention, the various such combination that has and/or do not have the nesting chair of intussusception tablet arm 100 can be nested in together, to save the space.
The current nesting chair with tablet arm (it is nested in the chair side) occupies more space, chair side, and this is because clipboard in this case usually must be outwards angled, so that do not contact next-door neighbour's intussusception clipboard.But, according to embodiments of the invention, in the intussusception position, clipboard 104 is positioned at the chair back 106 tops, rather than be positioned at each chair 102 horizontal side space on every side (promptly, chair 102 is along the space of the either side of horizontal line H1) in, this space of chair either side further saved.
Figure 12 to Fig. 14 shows the decomposition view of tablet arm 100, and how the tablet arm 100 that shows each embodiment according to the present invention is made.According to some embodiments of the present invention, clipboard 104 slidably and rotatably is connected with support member 112 by installing ring 302.Support member 112 can comprise horizontal component 1330 and vertical part 1332, and is some embodiment of tubulose according to horizontal component 1330 wherein, and end cap 1308 can place the end of horizontal component 1330.The installing ring connection tongue piece 302a that installing ring 302 can comprise outer installing ring part 302b, interior installing ring part 302c and have hole 302d.For example, interior installing ring part 302c and outer installing ring part 302b can be the plastic components of injection molding, and it snaps together around horizontal component 1330.
In case installing ring part 302b, 302c are fixing around horizontal component 1330, then installing ring connection tongue piece 302a can place two installing ring part 302b, 302c tops and be connected to clipboard 104.Installing ring connects tongue piece 302a can be connected to clipboard 104 by bolt 1336, and this bolt passes hole 302d and enters connecting hole 1334 and use.Replacedly, installing ring connection tongue piece 302a can be connected to clipboard 104 by screw thread, nail, bail, adhesive, welding or other suitable jockey.Be connected and be enough to keep installing ring part 302b, 302c power by being enough to keep installing ring to connect between tongue piece 302a and the clipboard 104 with respect to the relative fixed position of clipboard 104, installing ring connects tongue piece 302a and is fixed in clipboard 104, allows installing ring part 302b, 302c with respect to horizontal component 1330 rotations and slip simultaneously.According to some embodiments of the present invention, the power that connects between tongue piece 302a and the clipboard 104 is big more, and then the friction between horizontal component 1330 and installing ring part 302b, the 302c is big more, and clipboard 104 is difficult to respect to horizontal component 1330 rotations more and/or slides.Therefore, according to embodiments of the invention, can realize other friction of multiple level and tight ness rating between installing ring part 302b, 302c and the horizontal component 1330.
According to various embodiments of the present invention, clipboard 104 is limited by stop part 1302,1304 with respect to the horizontal slip of horizontal component 1330.Although Figure 13 shows the clipboard 104 that is connected with support member 112 by two installing rings 302,, also can use an installing ring according to embodiments of the invention.But, use two or more this installing rings, and/or increase the width of one or more this installing rings, can play the stability of raising tablet arm 100 and the effect of durability.Installing ring 302 before and after Figure 13 shows.Preceding installing ring 302 is connected in clipboard 104 with horizontal component 1330 in the position between preceding stop part 1302 and back stop part 1304.Preceding stop part 1302 and back stop part 1304 are used for limiting the horizontal slip of clipboard 104 along horizontal component 1330.At operable position forward, preceding installing ring 302 is in abutting connection with preceding stop parts 1302 and no longer can be along sliding towards the direction of preceding stop part 1302.At operable position backward, preceding installing ring 302 is in abutting connection with back stop parts 1304 and no longer can be along sliding towards the direction of back stop part 1304.Therefore, can calculate like this by the slip or the translation distance of the attainable clipboard 104 of specific embodiments of the invention along horizontal component 1330, that is, along the distance between preceding stop part 1302 of horizontal component 1330 measurements and the back stop part 1304, the width of installing ring 302 before deducting then.According to some embodiments of the present invention, this slip of clipboard 104 or translation distance are between two inches to four inches.
Although according to embodiments of the invention, before stop part 1302 and back stop part 1304 as illustrating from the outstanding pillar of horizontal component 1330 or bar, but replacedly, stop part 1302 and 1304 can be connected with horizontal component 1330 or form thereon and be configured to end before the projection that slides of installing ring 302, protuberance, installing ring, elbow, flange or other irregular.According to some embodiments of the present invention, preceding stop part 1302 is connected by cross bar 1306 with back stop part 1304, makes stop part 222 be the U-shaped support, and it can be for example by being connected with horizontal component 1330 such as welding.According to these embodiment, preceding installing ring 302 can be connected on the horizontal component 1330 at the place, arbitrfary point between preceding stop part 1302 and the back stop part 1304.Although according to some embodiments of the present invention, the horizontal slip of clipboard 104 also can comprise back installing ring 302 by preceding installing ring 302 and stop part 1302,1304 controls, with further stable.
Installing ring part 302c top can be flat, as shown in figure 13, flatly rests on the installing ring part 302c to allow clipboard 104.Stop part 222 can connect into such structure with horizontal component 1330, that is, when tablet arm 100 is in operable position, allow clipboard 104 flatly to rest on installing ring part 302c and the cross bar 1306; According to some embodiment, stop part 222 can be realized this purpose with respect to the angle that horizontal component 1330 makes progress slightly, as the front view of Fig. 2 as seen.
Figure 13 and Figure 14 also show according to some embodiments of the invention support member 112 and support member 110 between be rotationally connected.The vertical part 1332 of the support member 112 that rotates comprises notch 1326a, the 1326b that is formed in the vertical part 1332.Sleeve 1312 is configured at least a portion around vertical part 1332; Sleeve 1312 further is configured for being inserted into to be connected with fixing support member 110 and/or from the sleeved container 1310 that this support member is given prominence to.According to some embodiments of the present invention, sleeved container 1310 extends basically vertically from the end of support member 110.Sleeved container 1310 comprises screwed hole 1404a, 1404b, and the size of screwed hole is suitable for being threadedly engaged with threaded 1316a, 1316b.According to some embodiments of the present invention, sleeve 1312 can be made by working of plastics 1312a, the 1312b of two identical injection moldings, and is that these two working of plastics are configured to snap together and/or otherwise be connected around the lower end of vertical part 1332.According to some embodiments of the present invention, the hole 1314a, the 1314b that are formed among sleeve half 1312a of can be similar or identical with hole 1402a, 1402b in being formed on sleeve half 1312b of, and the size in hole can be designed to allow threaded 1316a, 1316b to pass wherein.
According to some embodiments of the present invention, sleeve 1312 can place vertical part 1332 at least a portion around so that hole 1402a, 1402b approximately align with notch 1326a, 1326b respectively.In certain embodiments, vertically the bottom 1324 that the bottom 1318 of part 1332 can contact sleeve 1312 is used for further vertically supporting.Sleeve 1312 can place in the sleeved container 1310, so that the flange 1320 of sleeve 1312 rests on the top eaves 1322 of sleeved container; The weight that this structure can allow to act on clipboard 104 further is distributed to pin 1316a, 1316b by sleeve 1312, flange 1320 and sleeved container 1310 (rather than exclusively by notch 1326a, 1326b).
In case sleeve 1312 places in the sleeved container 1310, then hole 1404a, 1404b approximately align with hole 1402a, 1402b and with notch 1326a, 1326b.Threaded 1316a can pass hole 1404a by screw thread, also pass the hole 1402a in the sleeve 1312 and enter the vertical portion up to threaded 1316a and divide the 1326a of the notch in 1332, this threaded is maintained at the fixed position by being threaded between sleeved container 1310 and the pin 1316a with respect to sleeved container 1310 simultaneously.Threaded 1316b can pass hole 1404b by screw thread, also pass the hole 1402b in the sleeve 1312 and enter the vertical portion up to threaded 1316b and divide the 1326b of the notch in 1332, this threaded is maintained at the fixed position by being threaded between sleeved container 1310 and the pin 1316b with respect to sleeved container 1310 simultaneously.
According to these embodiment of the present invention, threaded 1316a, 1316b are fixed with respect to sleeved container 1310, and this sleeved container is with respect to support member 110 and and then be fixed with respect to nesting chair 102.Because threaded 1316a, 1316b also pass hole 1402a, 1402b, so prevented basically that also sleeve 1312 is with respect to sleeved container 1310 rotations.But vertically part 1332 can only rotate freely in the sleeve 1312 by the scope restriction of notch 1326a, 1326b.Support member 112 can rotate along a direction, contacts the end of each notch 1326a, 1326b up to threaded 1316a, 1316b, thereby ends the rotation along this direction.Support member 112 can also rotate in opposite direction, contacts the other end of each notch 1326a, 1326b up to threaded 1316a, 1316b, thereby ends along this rightabout rotation.Therefore, according to embodiments of the invention, support member 112 rotary angle in substantially horizontal plane is directly related with the angular range of notch 1326a, 1326b in being formed on vertical part 1332.
According to embodiments of the invention, extremely shown in Figure 8 as Fig. 5, notch 1326a, 1326b have enough scopes and displacement, to allow tablet arm 100 to turn in the intussusception position towards the chair back 106, shown in Fig. 5-8, and allow tablet arm 100 to turn round away from the chair back 106 to measured angle between the chair back 106 and the horizontal component 1330.Around axis 206 this measured angle between the chair back 106 and horizontal component 1330 can be predetermined angular, can end the rotation of second support member 112 under this predetermined angular.According to some embodiments of the present invention, this angle can approximately be 90 degree, corresponding to the horizontal component 1330 that directs at the place ahead.According to other embodiments of the invention, for example, this angle can 90 the degree to 180 the degree between (such as, for example 120 the degree), thereby can promote clipboard 104 a little towards a side of chair 102, so that easier being sitting on the chair 102 or from this chair stood up.
Although Figure 13 and Figure 14 show be assemblied in support member 110 than the support member 112 in the major diameter sleeved container 1310 than minor diameter, but by be assemblied in than the support member on the minor diameter support member 110 112 be connected than the major diameter container, also can realize similarly being rotatably connected.According to the disclosure that provides, it will be recognized by those skilled in the art the multiple mode that is rotationally connected that can realize support member 112 and support member 110 here.Although and Figure 13 and Figure 14 show and have from the outstanding pin 1316a in notch 1326a, the 1326b, the swivel of 1316b of entering of external diameter, but according to some embodiments of the present invention, replacedly, can form the swivel between support member 112 and the support member 110 in every way, to realize similar effects, such as, for example by utilizing the protrudent pin that is connected with support member 112, the outstanding notch that is formed in the support member 110 that passes of this protrudent pin; By utilizing the device of spring or other spring-like, with the rotation of restriction support member 112; And/or by utilizing fin or flange or the projection on support member 110 and/or the support member 112, they contact at certain rotational angle, to end the rotation of support member 112 with respect to support member 110.According to some embodiments of the present invention, also can utilize the device of spring or other spring-like provide between support member 112 and the clipboard 104 slidably or the rotatable resistance that is connected, inhibition and/or control.
According to embodiments of the invention, except intussusception position and operable position, the various positions shape of tablet arm 100 is feasible.For example, when the user of chair 102 and tablet arm 100 used up tablet arm 100 and clipboard 104, the user can stand up from the position of taking one's seat so that be easier to simply along axis 304 rotation clipboards 104.For this reason, according to some embodiments of the present invention, notch 1326a and 1326b allow clipboard 104 along axis 206 rotation a little outwardly.As mentioned above, this degree towards inner rotary can be controlled by the scope of selecting notch 1326a, 1326b girth.
From foregoing description as seen, make and installation effectiveness for improving, some parts of each embodiment of the present invention are standards, interchangeable, interconnective and/or knockdown.For the purpose that is aware and understand, embodiments of the invention have been described in detail.Yet, should be appreciated that, within the scope of the appended claims, can carry out some change and modification.Therefore, although described the present invention with reference to specific embodiment and its accompanying drawing, embodiment and accompanying drawing only are exemplary, are not limited to the present invention.On the contrary, scope of the present invention is only determined by claims.
Claims (21)
1. tablet arm that is used for nesting chair, described tablet arm comprises:
First rigid strutting piece is fixed in nesting chair;
Second rigid strutting piece is connected in described first rigid strutting piece pivotally;
Clipboard, rotatable and be connected in described second rigid strutting piece slidably by installing ring;
First stop part is connected with described second rigid strutting piece, and is formed in the operable position forward of described clipboard first end in abutting connection with described installing ring; And
Second stop part is connected with described second rigid strutting piece, and is formed in the operable position backward of described clipboard second end in abutting connection with described installing ring.
2. tablet arm according to claim 1, wherein, described second rigid strutting piece is along substantially horizontal rotation.
3. tablet arm according to claim 1, wherein, described first rigid strutting piece is a tubulose.
4. tablet arm according to claim 1, wherein, described second rigid strutting piece is a tubulose.
5. tablet arm according to claim 1, wherein, described first rigid strutting piece is by being fixedly welded on described nesting chair.
6. tablet arm according to claim 1, wherein, described first stop part and described second stop part are propped up by the U-shaped that is connected in described second rigid strutting piece and are configured to.
7. tablet arm according to claim 6, wherein, described U-shaped support is by being welded to connect in described second rigid strutting piece.
8. tablet arm according to claim 6, wherein, described clipboard be formed at forward operable position and operable position backward in rest on the described U-shaped support.
9. tablet arm according to claim 6, wherein, described U-shaped support comprises the transverse bar that is arranged essentially parallel to described second rigid strutting piece, first top of wherein said transverse bar and second top of described installing ring form substantially horizontal, and wherein said clipboard be formed at described forward operable position and described backward operable position in rest on described first top and described second top.
10. tablet arm according to claim 1, wherein, described installing ring is first installing ring, described tablet arm further comprises second installing ring, described second installing ring is configured to described clipboard is rotatable and be connected in described second rigid strutting piece slidably, described second installing ring or be connected with described second rigid strutting piece and separate with described first installing ring by described first stop part or by described second stop part.
11. tablet arm according to claim 1 further comprises:
The 3rd stop part is connected with described second rigid strutting piece, and is constructed such that described clipboard is around the predetermined anglec of rotation place termination of being rotated in of described second rigid strutting piece.
12. tablet arm according to claim 1 further comprises:
Swivel makes described first support member be connected with described second support member, and described swivel comprises the device that is used to make described second support member to end at the predetermined angular place away from the rotation of described chair.
13. tablet arm according to claim 1, wherein, described nesting chair comprises the chair back, and wherein said tablet arm is formed at the intussusception position and makes clipboard be positioned at described chair back top.
14. tablet arm according to claim 13, wherein, operable position comprises described operable position and described backward operable position forward, and wherein, described nesting chair and described tablet arm occupy the horizontal side space of substantially similar size at described operable position at described intussusception position and described nesting chair and described tablet arm.
15. a nesting chair system comprises:
A plurality of nesting chairs with clipboard of rotatable rotation, the clipboard of described rotatable rotation can move to the intussusception position from operable position, the clipboard of described rotatable rotation is positioned in the intussusception position above the chair back of described a plurality of nesting chairs, and the clipboard of described rotatable rotation is formed at described operable position and flatly slides.
16. nesting chair according to claim 15 system, wherein, the clipboard of described rotatable rotation further be formed in the operable position towards with flatly slide away from the described chair back.
17. nesting chair according to claim 15 system, wherein, the clipboard of described rotatable rotation further is configured to flatly slide along straight basically support member.
18. nesting chair according to claim 15 system, wherein, clipboard by making described rotatable rotation rotates and makes the clipboard of described rotatable rotation rotate to non-substantially horizontal orientation from substantially horizontal orientation towards the described chair back, and the clipboard of described rotatable rotation can move to described intussusception position from described operable position.
19. a tablet arm that is used for nesting chair comprises:
Clipboard;
Nesting chair;
Be connected in the hold-down arm of described nesting chair;
Be used for described clipboard is connected in the device of described hold-down arm;
Be used to make the device of described clipboard around described hold-down arm substantial horizontal rotation;
Be used to device that described clipboard is pivoted between substantially horizontal position and non-substantially horizontal position; And
Be used to make described clipboard along towards or the device that slides away from the direction of described hold-down arm.
20. nesting chair according to claim 19 system wherein is used to the described device that connects, the described device that is used to pivot and the described device that is used to slide is identical device.
21. a nesting chair system comprises:
A plurality of nesting chairs with clipboard of rotatable rotation, the clipboard of described rotatable rotation can move to the intussusception position from operable position, and the clipboard of described rotatable rotation is above described intussusception position is positioned at the chair back of described a plurality of nesting chairs.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/423,260 | 2006-06-09 | ||
| US11/423,260 US20070284920A1 (en) | 2006-06-09 | 2006-06-09 | Tablet arm for nesting chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101084810A true CN101084810A (en) | 2007-12-12 |
Family
ID=38480469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101109158A Pending CN101084810A (en) | 2006-06-09 | 2007-06-08 | Tablet arm for nesting chair |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20070284920A1 (en) |
| EP (1) | EP1864594A3 (en) |
| CN (1) | CN101084810A (en) |
| CA (1) | CA2590274A1 (en) |
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| CN102657447A (en) * | 2012-01-31 | 2012-09-12 | 东莞豪文塑胶五金制品有限公司 | Movable armrest writing board |
| CN102883953A (en) * | 2010-05-12 | 2013-01-16 | 西柯玛航空座椅 | Seat base having a controlled and optimised path and associated seat |
| CN103813735A (en) * | 2011-08-12 | 2014-05-21 | Hni技术公司 | Flexible back support member with integrated recline stop notches |
| CN112401554A (en) * | 2019-08-21 | 2021-02-26 | 广力达企业有限公司 | Table board |
| CN113729425A (en) * | 2020-05-29 | 2021-12-03 | 办公室专家股份有限公司 | Telescopic chair with turnover seat and back linkage |
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| CN102883953B (en) * | 2010-05-12 | 2015-04-01 | 西柯玛航空座椅 | Seat base having a controlled and optimised path and associated seat |
| CN103813735A (en) * | 2011-08-12 | 2014-05-21 | Hni技术公司 | Flexible back support member with integrated recline stop notches |
| CN103813735B (en) * | 2011-08-12 | 2016-11-09 | Hni技术公司 | The flexible back support component of stop notch is leaned on after there is integration |
| CN102657447A (en) * | 2012-01-31 | 2012-09-12 | 东莞豪文塑胶五金制品有限公司 | Movable armrest writing board |
| CN112401554A (en) * | 2019-08-21 | 2021-02-26 | 广力达企业有限公司 | Table board |
| CN112401554B (en) * | 2019-08-21 | 2023-12-22 | 广力达企业有限公司 | Table plate |
| CN113729425A (en) * | 2020-05-29 | 2021-12-03 | 办公室专家股份有限公司 | Telescopic chair with turnover seat and back linkage |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1864594A2 (en) | 2007-12-12 |
| EP1864594A3 (en) | 2008-04-02 |
| US20070284920A1 (en) | 2007-12-13 |
| CA2590274A1 (en) | 2007-12-09 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20071212 |