WO2011043200A1 - 折り畳みテーブル - Google Patents

折り畳みテーブル Download PDF

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Publication number
WO2011043200A1
WO2011043200A1 PCT/JP2010/066503 JP2010066503W WO2011043200A1 WO 2011043200 A1 WO2011043200 A1 WO 2011043200A1 JP 2010066503 W JP2010066503 W JP 2010066503W WO 2011043200 A1 WO2011043200 A1 WO 2011043200A1
Authority
WO
WIPO (PCT)
Prior art keywords
frame
engagement
folding
locking
groove
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.)
Ceased
Application number
PCT/JP2010/066503
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
浩二 福原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TS Tech Co Ltd
Original Assignee
TS Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TS Tech Co Ltd filed Critical TS Tech Co Ltd
Priority to DE112010003965T priority Critical patent/DE112010003965T5/de
Priority to GB1205258.5A priority patent/GB2487011B/en
Priority to US13/500,099 priority patent/US8763538B2/en
Priority to CN201080045390.4A priority patent/CN102573563B/zh
Publication of WO2011043200A1 publication Critical patent/WO2011043200A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B5/00—Suspended or hinged panels forming a table; Wall tables
    • A47B5/04—Suspended or hinged panels forming a table; Wall tables foldable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N3/00—Arrangements or adaptations of other passenger fittings, not otherwise provided for
    • B60N3/001—Arrangements or adaptations of other passenger fittings, not otherwise provided for of tables or trays
    • B60N3/002—Arrangements or adaptations of other passenger fittings, not otherwise provided for of tables or trays of trays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
    • B64D11/06—Arrangements of seats, or adaptations or details specially adapted for aircraft seats
    • B64D11/0638—Arrangements of seats, or adaptations or details specially adapted for aircraft seats with foldable tables, trays or cup holders
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/40—Weight reduction

Definitions

  • the present invention relates to a folding table, and more particularly to a folding table in which a table body can be moved between a use position and a storage position.
  • a folding table is known that is configured to be movable between a use position in which the table body is pulled out in a substantially horizontal state and a storage position in which the table body is folded in a substantially vertical state.
  • a folding table is used for various purposes. For example, in a vehicle such as an automobile, a folding table for placing an article is provided on a seat side portion, a seat back portion, or the like.
  • a table 100 provided with a lock mechanism 130 provided with 120 and preventing refraction of the link 120.
  • the table 100 locks the refraction of the link 120 by the lock mechanism 130 when the table is used, supports the table body 110 while maintaining the extended state of the link 120, and an operating lever connected to the lock mechanism 130 when the table is not used.
  • the lock is released, the link 120 is refracted, and the table main body 110 is folded and stored.
  • the top surface part 111 of the frame which comprises the table main body 110 is remade for every design of the table 100 (for example, refer patent document 1, 2).
  • Japanese Patent No. 2934808 paragraphs 0014 to 0018, FIG. 3
  • Japanese Patent Laying-Open No. 2004-182142 paragraphs 0021 to 0022, FIG. 3
  • the link and the lock mechanism are constructed to support the table body obliquely downward from the lower side of the table body toward the arm. There is an inconvenience that the space below the table body cannot be used effectively when the table is exposed to the lower side and the table is opened to the use position. In addition, the entire apparatus is enlarged, and a space for deploying the link and the lock mechanism is required.
  • An object of the present invention is to provide a folding table that has a simple structure, a small number of parts, a reduced thickness, a reduced size, and a reduced weight, thereby reducing manufacturing costs. Another object of the present invention is that there is no need for a space for a member such as a lock mechanism to be deployed when switching between the use position and the storage position, and the use of the space under the table is ensured by ensuring locking during use.
  • the object is to provide a folding table.
  • Still another object of the present invention is to provide a folding table using a highly versatile basic frame by reducing the thickness of the basic frame and simplifying the structure and reducing the influence on the design.
  • the subject is a folding table that can move the table main body to a use position and a storage position, and a support member that rotatably supports the table main body on one end side;
  • a lock means provided at a connection position between the support member and the table main body, and holding the table main body at a use position to prevent the rotation of the table main body.
  • the locking means for preventing the rotation of the table body supported rotatably at the one end side is provided at the connection position between the table body and the support member, so that the table body as in the conventional folding table.
  • the members that support the link and the member of the locking means are not exposed to the lower side of the table body, and the entire table can be configured compactly. Moreover, a space can be provided under the table, and the lower space can be effectively used.
  • the subject is a folding table capable of moving the table main body to a use position and a storage position
  • the table frame is disposed inside the table main body and supports the table main body.
  • a support member that rotatably supports the table frame on one end side, and a connection position between the support member and the table frame, and holds the table frame in a use position to rotate the table frame.
  • Locking means for preventing movement comprising: a first engagement member having an engagement groove; and a second engagement member that is detachable from the engagement groove of the first engagement member.
  • An engagement member; and a lock urging unit wherein the first engagement member and the second engagement member are configured to be detachable by moving either one, and the lock urging unit. Is movable Be biased in a direction to engage the engagement member, it is solved by.
  • the locking means for preventing the rotation of the table frame is provided at the connection position between the support member and the table frame, and the first engagement member, the engagement groove formed in the first engagement member, A second engaging member that can be engaged and disengaged, and is configured to be disengageable by moving either one of the first engaging member or the second engaging member, and further, a lock urging means is provided. Since the movable engagement member of the first engagement member and the second engagement member is biased in the direction of engagement with the engagement groove, the first engagement member and the second engagement member are biased. The locking and unlocking of the engaging member is performed at the connecting position between the supporting member and the table frame, and the link supporting the table main body and the member of the locking means are not exposed to the lower side of the table main body like the conventional folding table.
  • the locking means can be configured to be accommodated in the table body.
  • the lock means By providing the lock means at the connecting position between the support member and the table frame, the lock means can be accommodated in the table body, and the members constituting the lock means are not exposed to the lower side of the table body.
  • the table frame includes a substantially flat main frame and a sub frame that are assembled to face each other, and at least a part of the locking means includes the main frame and the sub frame. It is preferable to be sandwiched between them.
  • the table frame can be made thinner, smaller, and lighter by sandwiching a part of the locking means between the frame that is assembled with the substantially flat main frame and the sub frame facing each other.
  • the first engagement member and the second engagement member are formed of a plate body, and the engagement groove is formed in a plate thickness direction of the first engagement member. It is more preferable that the second engagement member is formed so as to penetrate therethrough and is inserted into the engagement groove and engaged in a direction orthogonal to the first engagement member.
  • the first engaging member and the second engaging member are configured by plates, and the second engaging member is inserted into the engaging groove in a direction orthogonal to the first engaging member and is engaged.
  • the lock means is configured in such a way that the structure of locking and unlocking is simple, the number of parts can be greatly reduced compared with the conventional hinge lock type, the manufacturing cost is reduced and the weight is reduced. Weight can be reduced.
  • the locking means can be made thinner and smaller, and as a result, the table frame can be made thinner and smaller.
  • the locking means is configured without using a hinge, setting of the hinge part for each model is not required, and only the table cover needs to be changed when changing the design.
  • a table frame can be provided.
  • the first engagement member has an outer peripheral surface on which an end portion of the second engagement member is located when the second engagement member is removed from the engagement groove.
  • An arc-shaped sliding contact surface that moves in sliding contact, and the engagement groove has a pair of opposed inner wall surfaces and a groove bottom that connects the pair of inner wall surfaces; It is preferable that the height from the groove bottom of the inner wall surface on the side opposite to the sliding contact surface is larger than the height from the groove bottom of the inner wall surface on the sliding contact surface side.
  • the engagement groove has a height from the groove bottom of the inner wall surface on the opposite side to the slidable contact surface on which the end of the second engagement member moves in slidable contact with the inner wall surface on the slidable contact surface side. Since the height is larger than the height from the groove bottom and extends outward, the second engagement member is engaged along the outer peripheral surface when the table is moved from the storage position to the use position. When moving in the groove direction and coming into contact with the extended inner wall surface, the movement is stopped and the engagement groove is fitted. That is, one inner wall surface of the engagement groove functions as a stopper for the second engagement member when the table is moved from the storage position to the use position. Therefore, the stopper of the second engaging member can be provided without using another member, and the number of parts can be reduced.
  • the apparatus further comprises a table urging means for urging the table frame in the storage position direction.
  • a table urging means for urging in the storage position direction is provided, the engagement of the second engagement member is released from the engagement groove of the first engagement member and the lock is released.
  • the table main body including the table frame can be easily and smoothly moved from the use position to the storage position by the pulling force of the table urging means in the storage position direction and the weight of the table main body. Further, when the table is stored, the storage state can be reliably held and rattling can be prevented. Furthermore, when the table body is expanded from the storage position to the use position, it is possible to prevent a sudden load from being applied, and the operability and durability are improved.
  • the support member is formed of a pipe member, and the main frame and the sub frame are rotatably attached to the support member with the pipe member interposed therebetween, It is preferable that end portions of the subframes on the side sandwiching the support member are connected by hemming caulking.
  • Such a configuration eliminates the need to separately use a connecting member between the table frame and the support member and a connecting member between the main frame and the subframe, thereby reducing the number of parts and facilitating the mounting of the table frame.
  • the table frame is located at the hemming caulking position.
  • the folding table of claim 1, claim 2, and claim 3 it can be configured so that the member that supports the table body and the member of the lock means are not exposed to the lower side of the table body. At the time of switching, there is no need for a space where members such as links and locking means are deployed and operated, and the space below the table can be used effectively.
  • the table frame can be made thinner, smaller and lighter.
  • the structure of the locking means is simple, and the number of parts can be greatly reduced as compared with the conventional hinge lock type, thereby reducing the manufacturing cost and the weight. I can plan. Further, the table frame can be made thinner and smaller, and the table frame can be configured not to be affected by the design of the table cover.
  • the stopper of the engaging member can be provided without using a separate member, and the number of parts can be reduced.
  • the table body can be easily and smoothly moved from the use position to the storage position, and when the table is stored, the storage state can be reliably held and rattling can be prevented. .
  • the table body is expanded from the storage position to the use position, it is possible to prevent a sudden load from being applied, and the operability and durability are improved.
  • the folding table of the eighth aspect the number of parts can be reduced and the table frame can be easily attached.
  • the table main body of the folding table of the present embodiment is developed with the substantially horizontal position as the use position and is accommodated with the substantially vertical position as the storage position, but the use position and the storage position are limited to these. It is not intended to mean a position that is set so that each state of the table body can be maintained when the folding table is used and stored.
  • FIG. 1 is a schematic perspective view of a seat provided with a folding table
  • FIG. 2 is an exploded perspective view of a table cover
  • FIG. 3 is a perspective view of a table frame and a support member. 4 is a side view of the table frame and the support member
  • FIG. 5 is an exploded perspective view of the table frame and the support member
  • FIG. 6 is a perspective view of the main frame and the sub frame
  • FIG. FIG. 8 is a partial sectional view of the table frame
  • FIG. 9 is a sectional view taken along the line BB of the table frame
  • FIG. 10 is an explanatory view of the locking means
  • FIG. 11 is an explanatory view of the rotating member
  • FIG. 13 is a perspective view of the support member
  • FIG. 14 is an explanatory view of the operating means
  • FIG. 15 is an explanatory view of the operating means
  • FIG. 16 is an explanatory view of the operating means and the locking means
  • FIG. 17 is a side view of the folding table.
  • Figure Figure 18 is a side view of the table frame
  • Fig. 19 is a partial cross-sectional view of the table frame.
  • a folding table (hereinafter referred to as a table) 1 of the present embodiment is foldably disposed on a side portion of a vehicle seat (hereinafter referred to as a sheet) S such as an automobile.
  • the seat S of the present embodiment includes a seat back S1, a seating portion S2, a headrest S3, and an armrest S4.
  • Each of the seat back S1 and the seating portion S2 has a known configuration in which a cushion pad is placed on a frame (not shown) and covered with a skin material, and each of the headrest S3 and the armrest S4 is a cushion pad on a core material (not shown). It consists of the well-known structure coat
  • a seat riser R that supports the slide rail of the seat S is disposed between the seat S and the vehicle body floor, and a table 1 is provided on the side of the seat S on the vehicle center side via the seat riser R. It has been.
  • the table 1 of the present embodiment can be moved between a use state in which a table body 10 on which a desired article is placed is expanded to a use position that is a substantially horizontal position and a storage state that is folded to a storage position that is a substantially vertical position.
  • An arm 40 as a support member that rotatably supports one end of the table body 10 is fixed to the seat riser R with a fixing tool such as a bolt via a bracket (not shown). , Attached to the side of the sheet S.
  • the arm 1 is fixed to the seat riser R and the table 1 is attached.
  • the attachment of the table 1 is not limited to this, and for example, a bracket is attached to the seat frame of the seating portion S2 of the seat S.
  • the arm 40 may be attached so that the table 1 moves back and forth together with the sheet S when the sheet S slides back and forth.
  • the table 1 of the present embodiment is provided on the side portion of the seat S, but may be provided on the back surface portion of the seat S, the inside of the door, or the trunk side portion.
  • the table 1 of this embodiment includes a table frame 20, an upper cover 11 and a lower cover 12 that serve as a table cover that covers and attaches the table frame 20 from the top and bottom, and a table frame 20.
  • the arm 40 that rotatably supports the table main body 10 by supporting the table body 10.
  • the table main body 10 includes an upper cover 11, a lower cover 12, and a table frame 20.
  • the upper cover 11 and the lower cover 12 of the present embodiment are made of resin, and the upper cover 11 is formed with a placement surface 11a for placing an article, a cylindrical recess 11b for use in a cup holder or an accessory case, and the like.
  • an operating lever 13, a lever rod 14, and a lever spring 15 are attached to the upper cover 11 via a lever shaft 16 as operating means for operating a locking means 30 described later.
  • a damper (not shown) for absorbing the impact of contact with the arm 40 during storage (see FIG. 17) is attached to the lower side of the lower cover 12, and the insertion hole is formed after the arm 40 is inserted. Covered with a lower cover cap (not shown).
  • the table frame 20 of the present embodiment is a frame that supports the table main body 10, and is sandwiched and covered by the upper cover 11 and the lower cover 12, and is disposed inside the table main body 10, as shown in FIGS.
  • the pipe frame 21, the main frame 22, the sub frame 23, the reinforcing pipe 25, the reinforcing bracket 26, the table spring 28, and the like are included.
  • the phantom lines in FIG. 4 are contour lines when the upper cover 11 and the lower cover 12 are attached to the table frame 20.
  • the pipe frame 21 is formed to have a size that can support the table body 10 when the pipe body is bent into a substantially rectangular shape to bring the table body 10 into a substantially horizontal state.
  • a virtual surface formed by a rectangular pipe is disposed in a direction substantially parallel to the surface of the main frame 22, and one side is fixed to the surface of the main frame 22 by welding or the like. It should be noted that the side to be welded has a shape in which an intermediate portion is cut out so as not to hinder the operation of a later-described rotating member 35 or the like provided substantially inside the main frame 22.
  • the main frame 22 is formed of a substantially rectangular flat plate, and a bent portion 22a that is bent inward except for a predetermined range is formed on three outer sides. It is formed so as to have a space inside the main frame 22.
  • an assembly recess 22b that is bent in a substantially semicircular shape for holding the arm pipe 41 of the arm 40 sandwiching the arm pipe 41 slightly inward from the end of the side extends in parallel with the side. It is formed at intervals.
  • a notch 22c having a predetermined length is formed in the middle of the assembly recess 22b in the longitudinal direction toward the center of the main frame 22 in a direction orthogonal to the longitudinal direction. The notch 22c is for inserting a locking member 31 described later.
  • rivet holes 22d are provided in the approximate center of the main frame 22, and rivet holes 22e are provided at four locations inside the outer periphery of the main frame 22.
  • An arcuate guide groove 22f having a predetermined length and centering on the rivet hole 22d is provided on the opposite side to the assembly recess 22b and the rivet hole 22d provided substantially at the center.
  • a hemming caulking portion 22g extending outward in parallel with the surface on which the rivet hole 22d is formed is formed continuously from the assembly recess 22b.
  • the sub-frame 23 is formed of a substantially rectangular flat plate body, and the outer periphery thereof is formed in substantially the same shape as the outer periphery of the main frame 22.
  • the sub-frame 23 is opposed to the main frame 22 and overlaps with a certain distance. It is configured to be attached.
  • assembly recesses 23b bent in a substantially semicircular shape in the opposite direction to the semicircle of the assembly recess 22b are formed at intervals.
  • the assembly recess 22 b of the main frame 22 and the assembly recess 23 b of the subframe 23 hold the upper portion 41 a of the arm pipe 41 of the arm 40.
  • the main frame 22 and the sub frame 23 are rotatably supported by the upper portion 41a with the upper portion 41a of the arm pipe 41 as a rotation axis. That is, the table frame 20 is rotatably supported by the arm 40 at a connection position of the main frame 22 and the sub frame 23 and the arm pipe 41.
  • the arm 40 has an arm pipe 41 in which a pipe member is formed in a substantially rectangular shape.
  • the table is formed in the upper portion 41a that is the upper side of the rectangular pipe member. It is configured to be coupled to the frame 20.
  • a notch 23c for inserting a locking member 31 described later is directed toward the center of the main frame 22 in a direction perpendicular to the longitudinal direction. It is formed with a predetermined length. Further, rivet holes 23d and 23e and a guide groove 23f are provided at positions of the subframe 23 facing the rivet holes 22d and 22e and the guide groove 22f of the main frame 22, respectively.
  • a hemming caulking portion 23g extending outward in parallel with the surface on which the rivet hole 22d is formed is formed continuously from the assembly recess 23b.
  • the hemming caulking portion 23g of the subframe 23 extends longer than the hemming caulking portion 22g of the main frame 22, and as shown in FIG. 8, the hemming caulking portion 23g is bent by approximately 180 degrees and hemming is caulked.
  • the opposing hemming caulking portions 22g of the main frame 22 are sandwiched and connected.
  • a rotating member 35 which will be described later, is sandwiched between the main frame 22 and the sub frame 23, and the rivets 24 are respectively inserted into the corresponding rivet holes 22d, 22e, 23d, 23e of the main frame 22 and the sub frame 23.
  • the main frame 22 and the sub-frame 23 are connected by being inserted and caulked.
  • the hemming caulking portion 23g of the subframe 23 is hemmed and caulked to connect the main frame 22 and the end portion of the subframe 23 on the arm pipe 41 side, but these end portions are spot welded.
  • the main frame 22 and the sub frame 23 may be joined together by welding.
  • a pair of reinforcing pipes 25, 25 are installed between the long side pipes inside the pipe frame 21, and further between the short side pipes and the reinforcing pipes 25, 25.
  • a pair of reinforcing brackets 26 and 26 are installed.
  • a locking portion 21 a is provided at a position facing the connecting position between the main frame 22 and the upper portion 41 a of the arm pipe 41 inside the rectangular shape of the pipe frame 21.
  • a locking bracket 27 having a locking hole is provided outside the position where the frame 22 is attached.
  • the table spring 28 has one end hooked to the locking portion 21a and the other end hooked to the locking bracket 27, and is hung between the pipe frame 21 and the arm pipe 41,
  • the table frame 20 is urged in a direction parallel to the phantom line in FIG. 9 and in the direction of the upper portion 41a of the arm pipe 41 (arrow a direction), that is, in the storage position direction (folding direction).
  • the table spring 28 is a table urging means, and a tension coil spring is used as the table spring 28 of this embodiment.
  • FIG. 9 is a cross-sectional view taken along the line BB of FIG. 3, but the main frame 22 and the sub frame 23 are not shown for ease of explanation.
  • the frame (pipe frame 21) on the top surface of the table frame 20 is a pipe member, and the table covers (upper cover 11 and lower cover 12) having an attachment mechanism such as a cup holder are made of resin. Even if the models are different, the same table frame 20 can be used without being influenced by the design, and the versatility of the table frame 20 is enhanced, and a press die for the top surface frame is not required for each model.
  • a locking member 31 as a first engaging member is provided at a substantially intermediate position in the longitudinal direction of the upper portion 41a of the arm pipe 41.
  • the locking member 31 of the present embodiment is formed of a substantially C-shaped plate having a predetermined thickness, and the longitudinal direction of the upper portion 41 a of the arm pipe 41, that is, the table frame 20.
  • the pipe member of the upper part 41a is fitted into a C-shaped central recess in a direction orthogonal to the axis of the rotation axis, and is fixed by welding or the like.
  • the locking member 31 has an arc-shaped outer peripheral surface, and the lower side from a part of the engaging groove 32 of the outer peripheral surface forms a sliding contact surface 31a that moves by sliding the end of the rotating member 35. Yes.
  • the engagement groove 32 is formed with a predetermined length in a direction substantially orthogonal to the longitudinal direction of the arm pipe 41 from the outer peripheral surface of the locking member 31 toward the center, and a pair of inner wall surfaces facing each other substantially in parallel.
  • the upper surface 32a, the lower surface 32b, and the substantially vertical groove bottom 32c connecting the upper surface 32a and the lower surface 32b are formed on three surfaces.
  • the outer peripheral side edge part of the upper surface 32a which is an inner wall surface on the opposite side to the slidable contact surface 31a side which slidably contacts when the rotation member 35 moves away from the engaging groove 32 is an inner wall surface on the slidable contact surface 31a side. It is formed so as to protrude outward from the outer peripheral side end of the lower surface 32b.
  • L1 is the height of the lower surface 32b from the groove bottom 32c (from the groove bottom 32c to the lower surface 32b). The distance to the end on the outer peripheral surface side) is larger than L2.
  • a shaft hole 31 b is formed on the side of the locking member 31 opposite to the engaging groove 32, and a damper 33 (see FIG. 5) can be attached by the shaft 34.
  • the damper 33 is a hollow cylindrical body made of a rubber material.
  • the locking member 31 is sandwiched from both side surfaces by two dampers 33, and the shaft hole 31b of the locking member 31 and the hollow portion of the damper 33 are combined to form a rod-shaped shaft 34. And the damper 33 is attached to the locking member 31.
  • the damper 33 is disposed slightly below the upper portion 41 a of the arm pipe 41 and on the opposite side of the table frame 20. Further, when the table frame 20 is at a substantially horizontal position, the table frame 20 is disposed at a position in contact with the hemming caulking portion 23g below the hemming caulking portion 23g of the sub frame 23.
  • the damper 33 prevents the table frame 20 from rattling or abnormal noise when the table main body 10 is in the use position, and when switching between the use position and the storage position, the table main body 10 in the vicinity of the use position can be prevented. Rapid operation can be suppressed.
  • the hemming caulking portion 23g is bent and caulked on the side opposite to the damper 33, the edge portion of the caulking portion (the end portion of the hemming caulking portion 23g) does not hit the damper 33, and the damper 33 is not damaged.
  • the main frame 22 and the sub frame 23 are connected by hemming and bending the hemming caulking portion 23g.
  • the hemming caulking portion 23g is joined to the hemming caulking portion 22g by welding such as spot welding.
  • the damper 33 can be configured not to be damaged.
  • a rotating member 35 as a second engaging member is pivotally supported.
  • the rotating member 35 of the present embodiment is formed of a plate having a predetermined thickness, and has a shaft hole 35a serving as a rotating shaft at a substantially center as shown in FIG.
  • the rivet 24 is inserted into the substantially central rivet hole 22d, the shaft hole 35a of the rotating member 35, and the substantially central rivet hole 23d of the subframe 23, and is pivotally supported. It is attached so as to be parallel to the surface of the frame 22 and the surface of the sub-frame 23, and is sandwiched therebetween (see FIG. 7).
  • the rotating member 35 is provided substantially in parallel with the main frame 22 and the sub frame 23 that sandwich the upper portion 41a of the arm pipe 41 in the longitudinal direction, that is, substantially orthogonal to the longitudinal direction of the upper portion 41a. Are disposed in a direction substantially orthogonal to the locking member 31 provided.
  • a projecting portion 35b projecting in a substantially circular shape in the outer circumferential direction is formed on one end side of the rotating member 35, and a lever locking hole 35c for locking a lever rod 14 described later is formed in the projecting portion 35b.
  • the lever locking hole 35 c is formed so that the guide groove 22 f of the main frame 22 and the guide of the sub frame 23 are provided when the rotating member 35 is disposed between the main frame 22 and the sub frame 23. It is formed at a position corresponding to the groove 23f.
  • the guide grooves 22f and 23f are formed as arcs that overlap with the arc formed by the locus of the lever locking hole 35c when the rotating member 35 rotates about the shaft hole 35a.
  • an engaging convex portion 35d protruding in the outer peripheral direction is formed on the substantially opposite side of the protruding portion 35b with respect to the shaft hole 35a.
  • the engaging convex portion 35d is a portion that is inserted into and engaged with the engaging groove 32 of the locking member 31.
  • the contact part 35e extended from the engagement convex part 35d further to the outer peripheral direction is formed.
  • the contact portion 35e has a contact surface 35f that contacts the locking member 31 when the engagement convex portion 35d is engaged with the engagement groove 32 of the locking member 31, and the rotation of the rotation member 35 It functions as a stopper that regulates. In this way, by projecting one end of the rotating member 35 in the outer peripheral direction, it is not necessary to add another member for the stopper, and the stopper can be provided with a simple configuration.
  • a slidable contact surface 35g is formed in sliding contact with the slidable contact surface 31a on the outer peripheral surface of the member 31.
  • FIG. 12 is an explanatory view of the rotating member 35 attached between the main frame 22 and the sub frame 23 as viewed from above when the table body 10 is in a substantially horizontal use position.
  • the main frame 22 is not shown in FIG.
  • the rotation member 35 is arranged so that the engagement convex portion 35d is inserted and engaged in a direction orthogonal to the engagement groove 32 of the locking member 31.
  • the contact portion 35e is formed in such a size that the contact portion 35e is not inserted into the engagement groove 32 due to the bulge of the contact portion 35e toward the outer periphery, and the contact surface 35f (see FIG. 11) is locked.
  • the rotation of the rotation member 35 is prevented by contacting the outer surface of the member 31.
  • a lock spring 36 as a lock urging means is provided on the main frame 22 side of the rotating member 35.
  • the lock spring 36 of the present embodiment is a torsion spring, and is arranged by winding a coil portion 36a of the torsion spring around the outer periphery of the rivet 24 inserted through the shaft hole 35a.
  • One end portion 36b extending from the coil portion 36a is inserted into the subframe 23 with an attachment hole, and the tip is bent at approximately 90 degrees on the back side of the subframe 23 and fixed to the subframe 23. .
  • the other end portion 36c extending from the coil portion 36a is wound around the lever rod 14 locked in the lever locking hole 35c and is rotatably locked.
  • the lock spring 36 attached in this way is always rotated in a direction (counterclockwise direction in FIG. 12) in which the engaging projection 35d of the rotating member 35 is engaged with the engaging groove 32 of the locking member 31.
  • the moving member 35 is biased.
  • the main frame 22, the sub frame 23, and the rotation member 35 described above are attached to the arm pipe 41 and the locking member 31 as follows.
  • the locking member 31 is inserted from the lower part of the upper part 41a of the arm pipe 41 into the notch part 23c of the subframe 23 so that the assembling concave part 23b contacts the lower side of the upper part 41a.
  • the shaft hole 35 a of the rotation member 35 is overlapped with the rivet hole 23 d of the subframe 23, and the engagement protrusion 35 d of the rotation member 35 is engaged with the engagement groove 32 of the locking member 31.
  • 35 is arranged on the subframe 23.
  • the coil portion 36 a of the lock spring 36 is disposed so as to overlap the shaft hole 35 a of the rotating member 35, and one end portion 36 b of the lock spring 36 is inserted into the attachment hole of the subframe 23 and fixed.
  • the locking member 31 is inserted into the cutout portion 22c of the main frame 22 from above the upper portion 41a of the arm pipe 41, and the assembly concave portion 22b is disposed so as to contact the upper side of the upper portion 41a.
  • the rivets 24 are inserted into and fixed to the rivet holes 22d, 23d and 22e, 23e of the main frame 22 and the sub frame 23, respectively, and the hemming caulking portion 23g of the sub frame 23 is hemmed and bent.
  • the part 22g is sandwiched.
  • the main frame 22 and the sub frame 23 are attached to the arm pipe 41 by engaging the rotating member 35 with the engaging groove 32 in a direction orthogonal to the locking member 31.
  • the rotation member 35 is pivotally supported between the main frame 22 and the sub frame 23 so that the rotation surface of the rotation member 35 is substantially horizontal when the table frame 20 is set to a substantially horizontal position.
  • the engaging member 32 is engaged with the engaging groove 32 of the engaging member 31 disposed substantially orthogonal to the rotating member 35.
  • the lock spring 36 urges the engaging protrusion 35 d of the rotating member 35 in a direction to engage the engaging groove 32, and therefore the engaging groove 32 of the rotating member 35 and the locking member 31. The engagement with is maintained.
  • the locking member 31, the rotating member 35, and the lock spring 36 constitute the locking means 30 of this embodiment.
  • the lock means 30 holds the table main body 10 (table frame 20) in the use position by the engagement of the rotation member 35 and the locking member 31, and prevents the table body 10 (table frame 20) from moving (rotating) in the storage position direction. .
  • the locking means 30 is constituted by the locking member 31 and the rotating member 35 in this way, the structure of the locking means 30 is simple, the number of parts can be greatly reduced, and the size and weight can be reduced. . Further, a part of the rotation member 35 and the lock spring 36 of the lock means 30 can be accommodated between the main frame 22 and the sub frame 23, and can be reduced in thickness, and the same table frame 20 and lock can be used in different models. Means 30 can be employed.
  • the arm 40 is a support member for rotatably supporting one end of the table frame 20 and fixing the table 1 to the side of the seat S.
  • the arm pipe 41 is formed in a substantially rectangular shape, and the arm bracket 43 is disposed inside the arm pipe 41 and reinforces the arm pipe 41.
  • the pair of left and right side portions 41b and 41b of the arm pipe 41 are arranged in parallel by being refracted at a predetermined angle at a position above the middle, and extending vertically downward from the refraction position. And inclined portions 41d and 41d extending obliquely upward from the refraction position.
  • the upper and lower sides of the left and right side parts 41b and 41b are connected by an upper part 41a and a lower part 41e, respectively.
  • the upper frame 41a is sandwiched between the main frame 22 and the sub-frame 23, and the main frame 22 and the sub-frame 23 are made rotatable so that the table frame 20 can be turned to the upper portion 41a. Supported. Further, a locking member 31 constituting a part of the locking means 30 and a locking bracket 27 for locking one end of the table spring 28 are fixed to the upper portion 41a.
  • the arm bracket 43 of the present embodiment is a substantially U-shaped plate body, and mounting portions 43a, 43a and 43b are formed on the left and right and lower end portions so as to protrude in a substantially semi-cylindrical shape. Then, the mounting portions 43a and 43a of the arm bracket 43 are fitted to the side portions 41b and 41b (vertical portions 41c and 41c) of the arm pipe 41, and the mounting portion 43b is fitted to the lower portion 41e, so The arm bracket 43 is attached from the extending direction of the inclined portion 41d.
  • the arm bracket 43 is provided with three bolt holes 44 for fixing the seat S to the seat riser R. Bolts are inserted into the bolt holes 44 and fixed with nuts, the arm 40 is attached to the side of the seat riser R, and the table 1 is mounted on the side of the seat S. Since the arm bracket 43 is formed in a substantially U-shaped concave shape with the upper side recessed, the arm bracket 43 is disposed under the seat S when the arm bracket 43 is attached or when the arm bracket 43 is attached. In the maintenance work of the parts, the concave empty space can be effectively used as a maintenance space, and the maintainability of the sheet S is improved.
  • the arm bracket 43 of the present embodiment is formed with reinforcing beads 45 bulging in a substantially semicircular shape at the outer periphery, between the bolt holes 44, and the like, thereby enhancing the strength of the arm bracket 43 of the plate body. ing.
  • a damper bracket 47 is fixed to one end of the upper portion 41 a of the arm pipe 41 by welding or the like, and a damper 49 (see FIG. 3) is attached to the damper bracket 47 via a damper pin 48.
  • the damper 49 is for attenuating the moving speed when the pipe frame 20 moves between the use position and the storage position, and suppressing abrupt movement.
  • the axis of the cylindrical body of the damper 49 (damper pin 28) is mounted at a position slightly shifted from the axis of the rotation axis of the table body 10 (table frame 20), and is configured so that the rotational force of the table body 10 is dispersed. ing.
  • the table 1 of the present embodiment is configured as described above.
  • the lock means 30 is provided at a connecting position between the upper frame 41 a positioned at the upper end of the arm 40 and the table frame 20, and the lock 1 is locked. Since the means 30 is accommodated inside the table main body 10, there are no exposed members such as a lock mechanism and a link below the table main body 10 in the use position where the table main body 10 is in a substantially horizontal position. Therefore, a space for developing a member such as a lock mechanism is not required on the lower side of the table body 10, and the lower side of the table body 10 can be effectively used.
  • the operation means of the present embodiment includes an operation lever 13 that is operated by an operator, a lever rod 14 that connects the operation lever 13 and the rotation member 35, and a lever that biases the lever rod 14 in the operation direction of the operation lever 13.
  • the spring 15 is composed of a lever shaft 16 for attaching the operation lever 13 and the lever spring 15 to the upper cover 11.
  • the operating lever 13 includes a gripping portion 13a gripped by a rectangular plate-shaped operator, a shaft hole 13b (see FIG. 2) through which the lever shaft 16 to be attached to the upper cover 11 is inserted, and a rectangular plate-like shape of the gripping portion 13a.
  • a long rod locking hole 13c for locking the lever rod 14 formed on the surface extending in the direction substantially orthogonal to the gripping portion 13 is formed with the surface as the front surface. .
  • the operating lever 13 is pushed from both sides by inserting the lever shaft 16 through a shaft hole (not shown) of the upper cover 11, a shaft hole 13b of the operating lever 13, and a coil portion 15a of the lever spring 15 made of a torsion spring. It is attached with a nut, and is attached to an operation lever mounting recess 11c (see FIG. 2) of the upper cover 11 so as to be rotatable about a lever shaft 16 as an axis.
  • One end of the lever rod 14 is locked in the rod locking hole 13c of the operating lever 13, and the other end is inserted into the guide groove 22f from the upper surface side of the main frame 22 to the lever locking hole 35c of the rotating member 35.
  • the operating lever 13 and the rotating member 35 are connected by being locked.
  • the lever spring 15 is disposed on the inner side of the operation lever 13, one end of the lever spring 15 is engaged with the protrusion formed with the shaft hole 13 b of the operation lever 13, and the other end is engaged with the operation lever 13 of the lever rod 14.
  • the lever rod 14 is locked to the end of the lever rod 14 from the body side (inside the upper cover 11), and the lever rod 14 is always moved in the direction of operation of the operating lever 13, that is, the lever rod 14 Is biased in the pulling direction (left side in FIG. 15).
  • the biasing of the lever spring 15 suppresses rattling of the lever rod 14 and the operating lever 13 and prevents noise. Further, the operation lever 13 can be returned to the initial position regardless of the position of the table 1 including the state after the operation lever 13 is pulled up and the engagement between the rotation member 35 and the locking member 31 is released. .
  • FIG. 16 illustrates the operation when the lock means 30 is unlocked by operating the operation means.
  • FIG. 16A shows the table body 10 held in the use position while the lock means 30 is locked.
  • FIG. 16B is an explanatory diagram of the locking unit 30 in the same state
  • FIG. 16C is a state in which the locking unit 30 is unlocked by operating the operating unit.
  • FIG. 16 (d) is an explanatory view of the locking means 30 in the same state
  • FIG. 16 (e) is an explanatory view of the operating means in a state where the operating means is operated to the maximum pulling position
  • FIG. 16 (f) is an explanatory view of the locking means 30 in the same state.
  • the end of the engagement convex portion 35d opposite to the contact portion 35e is a side surface (a surface perpendicular to the outer peripheral surface) of the locking member 31 at the engagement release position (the position shown in FIG. 16D). ), The engagement of the rotating member 35 from the locking member 31 can be smoothly released.
  • the lever rod 14 that connects the operating lever 13 and the rotating member 35 is used when the table cover is changed for different models. By changing the length, it is possible to use the same table frame 20 and lock means 30 as in the present embodiment.
  • the slidable contact surface 35g of the rotating member 35 is slid on the locking member 31 in a state where the rotating member 35 is disengaged from the engaging groove 32, that is, in a state where it is rotated to the position shown in FIG. It slides downward along the contact surface 31a.
  • the table main body 10 rotates until a damper (not shown) provided on the lower side of the lower cover 12 contacts the arm 40, and moves to a substantially vertical storage position to be in a storage state.
  • the table body 10 is rotated downward and stored while the rotation speed of the table body 10 is attenuated by the damper 49 attached to the upper portion 41a.
  • FIG. 17 shows a side surface of the table main body 10 folded to the storage position
  • FIG. 18 shows a side surface of the table frame 20 in the storage position.
  • the table frame 20 is moved in the direction parallel to the imaginary line and in the direction of the upper portion 41a of the arm pipe 41 (arrow c direction), that is, in the storage position direction (folding direction). ) And the stored state is maintained. Thereby, rattling of the table main body 10 in the storage state can be prevented.
  • the pulling force of the table spring 28 at this time is the distance between the weight of the table main body 10, the position of the center of gravity of the table main body 10, the center of rotation of the table main body 10 and the locking point of the table spring 28 to the locking bracket 27.
  • the pulling force of the table spring 28 is set from the above set values so that the table body 10 does not open even when receiving 1G in the lateral direction. Yes.
  • the main frame 22 and the subframe 23 are not shown for ease of explanation.
  • the table main body 10 when the table main body 10 is expanded from the storage position to the use position, when the table main body 10 is pulled up to a predetermined position 90 degrees before the vertical direction, as shown in FIG.
  • the hemming caulking portion 23g contacts the damper 33. After the contact with the damper 33, the table body 10 is further lifted while being crushed and moved to a position of about 90 degrees with respect to the vertical direction (the table operating angle is about 90 degrees).
  • the upper surface continuously orthogonal to the sliding contact surface 35g of the rotating member 35 abuts on the upper surface 32a of the engaging groove 32 of the locking member 31, and the upward movement of the rotating member 35 is prevented.
  • the locking member 31 and the rotation member 35 are engaged to bring the locking means 30 into a locked state, and the table main body 10 is in a substantially horizontal position as shown in FIG. Retained.
  • the locking means 30 is provided at the connection position between the upper frame 41 a located at the upper end of the arm 40 and the table frame 20, and the locking means 30 is accommodated inside the table body 10. Therefore, when the table main body 10 is in a substantially horizontal use position, there are no exposed members such as a lock mechanism and a link unlike the conventional table on the lower side of the table main body 10. Therefore, the lower side of the table body 10 can be used effectively.
  • FIGS. 20 and 21 show other embodiments of the locking means, and FIGS. 20 and 21 are explanatory diagrams of the locking means according to other embodiments.
  • the same members and the same arrangements as those of the previous embodiment are denoted by the same reference numerals, and the description thereof is omitted.
  • the lock means 60 of the present embodiment includes a locking member 31 as a first engagement member, a slide member 61 as a second engagement member, and a lock spring 63.
  • the slide member 61 of this embodiment is formed from a substantially rectangular plate having a predetermined thickness.
  • long cut-and-raised pieces 23k and 23k cut and raised in a substantially L shape toward the central direction are provided on the side facing the main frame 22 in the upper portion 41a of the arm pipe 41. Two strips are formed across the center in a direction orthogonal to the longitudinal direction of the.
  • the cut and raised pieces 23k and 23k are formed such that the inner height of the bent portion is slightly higher than the plate thickness of the slide member 61, and the slide member 61 is formed by the bent upper surface and the surface of the subframe 23. It is slidably guided by being sandwiched in the thickness direction.
  • the slide member 61 slides in the direction of the locking member 31, one end side is inserted into the engagement groove 32 in an orientation orthogonal to the locking member 31 and engaged.
  • a wire locking hole 62 is formed on the side of the slide member 61 opposite to the side engaging with the engaging groove 32.
  • One end of the wire 66 is locked in the wire locking hole 62 of the slide member 61, and the other end is locked in the rod locking hole 13 c of the operating lever 13, so that the slide member 61 and the operating lever 13 are locked.
  • the subframe 23 is provided with a rivet hole (not shown) outward from the position of the wire locking hole 62 when the slide member 61 is cut and raised and disposed between the pieces 23k and 23k. 64 is inserted, the wire 66 is hooked on the rivet 64, and the extension direction of the wire 66 is bent.
  • the lock spring 63 of the present embodiment is composed of a compression coil spring. One end of the lock spring 63 is brought into contact with the slide member 61, and the other end is located inside the folding surface 22a of the main frame 22 with the main frame 22 and the sub frame 23 combined. It is brought into contact with the surface and locked. Thus, the lock spring 63 constantly urges the slide member 61 in the direction of the locking member 31, that is, in the direction of engaging with the engagement groove 32.
  • the engaging member 31 having the engaging groove 32 and fixed to the support member (arm 40) is the first engaging member, and can be engaged with and disengaged from the engaging groove 32.
  • the rotating member 35 or the slide member 61 that is configured is used as the second engaging member, and the second engaging member is configured to be movable, but the configurations of the first engaging member and the second engaging member are the same.
  • the engaging member on the support member side can be made movable so that the engaging groove can be engaged with and disengaged from the engaging member on the table frame side.
  • an engagement groove may be provided in the movable engagement member on the table frame side so that the engagement member on the support member side can be engaged with and disengaged from the engagement groove.
  • the folding table 1 of the present invention is disposed on the side of the vehicle seat S.
  • the arrangement and use of the folding table 1 of the present invention are not limited to this, and the seat May be provided on the rear side of the vehicle, on the inside of the vehicle door, on the side of the vehicle body such as the trunk side.
  • the vehicle is not limited to an automobile, and refers to a vehicle for traveling on which a seat can be mounted, such as a vehicle for traveling on the ground having wheels such as a railroad, an aircraft or a ship that moves outside the ground.
  • a support member can be attached and provided on a wall part, a side part of a work carriage, a counter, a cabinet, or the like.
  • the folding table of the present invention is configured by the locking means for holding the table body in the use position as in each of the above embodiments, the structure is simple, the number of parts is small, the thickness is reduced, The manufacturing cost can be reduced by reducing the size and weight. Further, when switching between the use position and the storage position, there is no need for a space in which a member for locking develops, and the lock at the time of use can be ensured and the space below the table can be used effectively. Furthermore, the structure of the basic frame of the table can be reduced in thickness and simplified to reduce the influence on the design, so that the versatility of the basic frame is expanded.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Passenger Equipment (AREA)
  • Tables And Desks Characterized By Structural Shape (AREA)
PCT/JP2010/066503 2009-10-07 2010-09-24 折り畳みテーブル Ceased WO2011043200A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE112010003965T DE112010003965T5 (de) 2009-10-07 2010-09-24 Klapptisch
GB1205258.5A GB2487011B (en) 2009-10-07 2010-09-24 Folding table
US13/500,099 US8763538B2 (en) 2009-10-07 2010-09-24 Folding table
CN201080045390.4A CN102573563B (zh) 2009-10-07 2010-09-24 折叠桌

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009-233672 2009-10-07
JP2009233672A JP5607333B2 (ja) 2009-10-07 2009-10-07 折り畳みテーブル

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WO2011043200A1 true WO2011043200A1 (ja) 2011-04-14

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US (1) US8763538B2 (https=)
JP (1) JP5607333B2 (https=)
CN (2) CN104739004A (https=)
DE (1) DE112010003965T5 (https=)
GB (1) GB2487011B (https=)
WO (1) WO2011043200A1 (https=)

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Publication number Publication date
GB2487011A (en) 2012-07-04
CN102573563B (zh) 2015-04-01
DE112010003965T5 (de) 2012-12-06
US8763538B2 (en) 2014-07-01
JP5607333B2 (ja) 2014-10-15
CN102573563A (zh) 2012-07-11
GB201205258D0 (en) 2012-05-09
JP2011079436A (ja) 2011-04-21
CN104739004A (zh) 2015-07-01
GB2487011B (en) 2013-10-30
US20120204771A1 (en) 2012-08-16

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