WO2004094181A1 - 自動車用シートの高さ調整装置 - Google Patents
自動車用シートの高さ調整装置 Download PDFInfo
- Publication number
- WO2004094181A1 WO2004094181A1 PCT/JP2004/005722 JP2004005722W WO2004094181A1 WO 2004094181 A1 WO2004094181 A1 WO 2004094181A1 JP 2004005722 W JP2004005722 W JP 2004005722W WO 2004094181 A1 WO2004094181 A1 WO 2004094181A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- link
- seat
- shaft
- plate surface
- seat side
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
- B60N2/1605—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable characterised by the cinematic
- B60N2/161—Rods
- B60N2/1615—Parallelogram-like structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/16—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable
- B60N2/1635—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable height-adjustable characterised by the drive mechanism
- B60N2/165—Gear wheel driven mechanism
Definitions
- the present invention relates to a height adjusting device for an automobile seat, which is provided with a height adjustable for the entire seat.
- each link is installed on a slide rail with left and right standing brackets and left and right seat side frames.
- the operation knob mounted on one side of the seat cushion is used to assemble the link base frame so that it can swing up and down.
- the vehicle seat height adjustment device is based on the link base frame described above, and is coaxial with the operation knob support shaft and mounted on the inside of the seat side frame, and meshes with the pinion gear.
- a sector gear rotatably attached to the seat side frame by a support shaft, and a link rod connected at one end to a position eccentric to the support shaft of the sector gear and the other end to a rear link. It is assembled for preparation.
- the connecting shaft of the rear link is fixedly welded to the plate surface of the rear link by fitting one shaft end of the pivot pin into the diameter from both ends of the connecting shaft formed of a pipe member. As a result, it is attached to the left and right rear links.
- the left and right pivot pins are rotatably supported by being inserted through the plate surface of the seat side frame so that the other shaft ends serve as fulcrums for the rising and swinging of the rear link.
- the connecting shaft When assembling the connecting shaft, the connecting shaft must be welded and fixed to the plate surfaces of the left and right rear links, and mounted so as to bridge between the rear links, and the left and right pivot pins are connected to the connecting shaft. It must be extended outward from both ends and inserted through the sheet surface of the sheet side frame.
- the connecting shaft is welded and fixed to the plate surface of the rear link by a simple operation.
- the height of the vehicle seat that can be assembled by inserting the left and right pivot pins extending outward from both ends of the connecting shaft through each plate surface of the seat side frame It is an object to provide an adjusting device.
- a link for adjusting the seat height is provided on the front and rear of the seat in a left-right pair, and each link is provided with the left and right seat mounting brackets and the left and right seat side frames.
- the left and right links are held together by a connecting shaft, and the left and right links can be pivoted on the left and right seat side frame plates with pivot pins extending outward from both ends of the connecting shaft.
- the link base frame that supports the bearing is used as a base, and the link base frame is assembled so that it can swing up and down by operating knobs provided on one side of the seat cushion.Each shaft end is projected on both sides of the link plate surface.
- the pivot pin is welded and fixed to one end of each link, and a pipe-shaped connecting shaft is fitted on the axis of the pivot pin protruding inward from the plate surface of each link and passed between the links.
- the shaft end of the pivot pin that protrudes outward from the plate surface of each link is inserted into the plate surface of the seat side frame to be caulked, and the plate surface of each link and both ends of the shaft of the connection shaft are connected. It is constructed by welding and fixing the link base frame between the seat side frames.
- FIG. 1 is a side view showing a vehicle seat height adjusting device according to the present invention in a low setting state.
- FIG. 2 is an exploded perspective view showing a mounting portion of a pinion gear and a sector gear constituting the height adjusting device of FIG.
- FIG. 3 is an exploded perspective view showing a connecting shaft and a mounting portion of a pivot pin which constitute the height adjusting device of FIG.
- FIG. 4 is a cross-sectional view showing the connecting shaft and the mounting portion of the pivot pin of FIG. 3 in an assembled manner.
- FIG. 5 is a side view showing the vehicle seat height adjusting device according to the present invention in a high setting state.
- the slide rail mechanism S includes a pair of lower rails spaced apart from each other and arranged substantially in parallel on a vehicle body floor, and a pair of upper rails A slidably supported by the lower rail R.
- a seat back (not shown) is tiltably supported on a seat cushion frame F of the vehicle seat via a reclining mechanism (not shown).
- the seat cushion frame F includes a pair of left and right side frames 2 (only one side is shown), a pan frame 20 fixed to the front portions of the pair of side frames 2, and a side frame penetrating through the pair of side frames.
- each side frame 2 extends so as to rise upward, and an opening 2b is formed at the rear end of each side frame 2 extending upward.
- the height adjusting device according to the present invention is arranged inside the seat cushion frame F.
- a height adjusting device is provided between the left and right standing brackets 1 a and 1 b installed on the upper rail A and the seat side frame 2.
- This height adjusting device is provided with links 3 and 4 on the left and right sides of the seat, and links 3 and 4 between the upright brackets 1 a and lb and the seat side frame 2. It is constructed based on a link base frame (unsigned) assembled by holding the left and right sides of 3 and 4 together by connecting shafts 5 and 6.
- the front link 3 is a substantially linear plate member formed in the same shape on the left and right sides, and each end is pivotally attached to a support shaft 30 or 31 so as to be connected to the upright bracket 1a and the seat side frame 2. It is mounted on the bridge.
- the connecting shaft 5 is attached so as to integrally hold the left and right sides of the front link 3 substantially at the middle abdomen.
- the lower edge of the seat side frame 2 is bent into an upper arc A relief portion 2a is formed.
- the rear link 4 is a plate member having a substantially U-shape on one side and a substantially straight shape having no bent upper portion on the other side (not shown). Provided in pairs.
- the rear link 4 is supported on the plate surface of the seat side frame 2 by pivot pins 40 protruding from both ends of a connection shaft 6 which bends the left and right sides and holds the middle shaft near the upper end and near the upper end. ing.
- the upper end of the approximate U-shape extends above the pivot pin 40, and the lower end is pivotally attached to the upright bracket 1b with the support shaft 41, so that it is connected to the upright bracket 1b and the seat side frame 2. It is mounted on the bridge.
- the vehicle seat height adjusting device is based on the link base frame described above, and is coaxial with an operation knob 7 provided on one side of the seat side frame 2 and a rotation shaft 7a of the operation knob 7.
- a pinion gear 8 attached to the inside of the seat side frame 2, a sector gear 9 which meshes with the pinion gear 8 and is rotatably attached to the seat side frame 2 with a support shaft 9a; and a sector gear 9 and a rear link 4. It is assembled with a link rod 10 connected between them.
- the operation knob 7 is provided with a dial type.
- the rotating shaft 7a is held by the bearing frame 7b and inserted into the inside of the seat surface of the seat side frame 2, and the bearing frame 7b is inserted into the plate of the seat side frame 2. It is disposed on one side of the seat side frame 2 by being fixed to the outside of the surface.
- the pinion gear 8 is fitted and mounted coaxially with a rotating shaft 7 a projecting inward from the seat side frame 2.
- the sector gear 9 has a substantially sector shape.
- the sector gear 9 is mounted rotatably on a plate surface of the seat side frame 2 with a support shaft 9a inserted into a fan-shaped base portion.
- the sector gear 9 is connected to the distal end of the link rod 10 by a support shaft 9b inserted at an upper position eccentric from the support shaft 9a.
- the rear end of the link rod 10 is connected to the upper end of the rear link 4 by a support shaft 11.
- the connecting shaft 6 of the rear link 4 is formed by fitting one axial end of the pivot pin 40 into the diameter from both ends of the pipe-shaped connecting shaft 6 as shown in FIG. It is mounted between the left and right of the link 4 by welding and fixing to the surface.
- the pivot pin 40 is rotatably supported by being inserted into the plate surface of the seat side frame 2 so that the other shaft end becomes a fulcrum associated with the rising and swinging of the rear link 4.
- the pivot pin 40 has an overhang flange 40a substantially at the middle of the axis, and the inner end side 40b of the shaft separated from the overhang collar 40a from the rear link 4.
- the shaft portion fits within the diameter of the connecting shaft 6, and the opposite outer shaft end is formed as a shaft portion that passes through the seat side frame 2.
- the outer end side of the pivot pin 40 is formed of a base shaft portion 40c having a large shaft diameter and a force-shake shaft portion 40d having a relatively small shaft diameter.
- a pusher 42, a bearing collar 43, a bush 44, and a pusher 45 are provided for bearing the pivot pin 40.
- the bearing collar 43 is mounted by fitting the boss portion 43 a to the plate surface of the seat side frame 2 and fixing the overhang flange portion 43 b to the plate surface of the seat side frame 2 by welding.
- the pivot pin 40 is inserted through the plate surface of the rear link 4 and the overhang flange 40a is connected to the rear link 4. Apply to the outer plate surface of 4 and project the inner end side 40 b of the shaft toward the connecting shaft 6. In the assembled state of the pivot pin 40, first, the pivot pin 40 is projected and welded to the rear link 4 with the overhanging flange 40a (see FIG. 3).
- the inner shaft end 40b of the pivot pin 40 is fitted into the radial direction from both ends of the connecting shaft 6, and the base shaft portion 40c from the force-shrink shaft portion 40d of the pivot pin 40 is pressed.
- 4 2 Insert the bearing collar 4 3 into the boss 4 4 a of the bearing collar 4 3, and link the connecting shaft 6 as a single pipe member between the left and right seat side frames 2 with the left and right pivot pins 40.
- the pivot shaft 40 is formed by fitting the bush 44 into the boss of the bearing collar 43 and holding it down with the pusher 45, and deforming the shaft tip into a force-stiffened flange 40 e, so that the plate surface of the seat side frame 2 is formed. Attach the bearing so that it can rotate. Further, the connecting shaft 6 is fixed by welding between the left and right sides of the rear link 4 because the plate surface and both ends of the rear link 4 are welded and fixed.
- one axial end of the pivot pin 40 is fitted into the diameter from both ends of the connecting shaft 6 and fixed to the plate surface of the rear link 4 by welding, and the pivot pin 40 is connected to the rear link 4. It can be easily assembled to the plate surface of the seat side frame 2 so that it can be used as a fulcrum associated with rising swing.
- a gear cover 12 that covers the pinion gear 8 and the sector gear 9 is provided as shown in FIG.
- the gear cover 12 has an overhang flange 12 a that is attached and fixed inside the seat side frame, a side wall 1 2 b rising from the overhang flange 12 a, and a ceiling extending rearward from the side wall 1 2 b. It is formed from a face plate portion 12c. Among them, the top plate portion 12c is provided with openings 12d and 12e for bearing the support shafts 8a and 9a of the pinion gear 8 and the sector gear 9, respectively.
- the gear cover 12 has the overhang flange 1 2a fixed to the plate surface of the seat side frame 2 and the pinion gear 8 and the sector gear 9 are housed from the side wall 1 2b to the inside of the top plate 1 2c.
- the pinion gear 8 and the sector gear 9 are supported by the seat side frame 2 by holding the support shafts 8a and 9a of the pinion gear 8 and the sector gear 9 with the openings 12d and 12e. Provided.
- the pivot pin 40 When the height of the entire sheet is adjusted, the pivot pin 40 is supported by the seat side frame 2 so that the posture balance of the entire link can be stably maintained. Further, the pinion gear 8 and the sector gear 9 are housed inside the gear cover 12, and the respective spindles 8a, 9a are held at both sides by the sheet side frame 2 and the gear cover 12. And the sector gear 9 can be prevented from being caught, and the pitch can be prevented from being generated in the sector gear 9 to stabilize the pitch between the gears.
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04728662A EP1621392B1 (en) | 2003-04-21 | 2004-04-21 | Height-adjusting device for automobile seat |
US10/554,127 US7316454B2 (en) | 2003-04-21 | 2004-04-21 | Height-adjusting device for automobile seat |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003115957A JP2006199049A (ja) | 2003-04-21 | 2003-04-21 | 自動車用シートの高さ調整装置 |
JP2003/115957 | 2003-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004094181A1 true WO2004094181A1 (ja) | 2004-11-04 |
Family
ID=33307969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/005722 WO2004094181A1 (ja) | 2003-04-21 | 2004-04-21 | 自動車用シートの高さ調整装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7316454B2 (ja) |
EP (1) | EP1621392B1 (ja) |
JP (1) | JP2006199049A (ja) |
WO (1) | WO2004094181A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009012548A (ja) * | 2007-07-03 | 2009-01-22 | Tachi S Co Ltd | リフターの操作部構造 |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7654615B2 (en) * | 2005-09-15 | 2010-02-02 | Intier Automotive Seating Systems Gmbh | Seat assembly having a seat cushion rocker mechanism |
JP4951944B2 (ja) * | 2005-11-17 | 2012-06-13 | アイシン精機株式会社 | 車両用シートリフター装置のクラッチ装置 |
JP4883441B2 (ja) * | 2006-05-19 | 2012-02-22 | テイ・エス テック株式会社 | 自動車用シートの高さ調整装置 |
JP4900916B2 (ja) * | 2006-07-07 | 2012-03-21 | 株式会社タチエス | 車両用シートのハイト機構 |
JP2008087554A (ja) * | 2006-09-29 | 2008-04-17 | Aisin Seiki Co Ltd | 車両用シート装置 |
US8172326B2 (en) * | 2008-03-14 | 2012-05-08 | Lear Corporation | Pivot joint assembly for a vehicle seat |
CN102131671B (zh) * | 2008-08-29 | 2018-06-08 | 李尔公司 | 交通工具座椅框架和制造方法 |
KR101222423B1 (ko) * | 2008-09-18 | 2013-01-15 | 존슨 컨트롤스 테크놀러지 컴퍼니 | 용접가능한 부착 기구들 |
JP5548058B2 (ja) * | 2010-07-12 | 2014-07-16 | 本田技研工業株式会社 | 車両用シートの制御装置 |
US9073456B2 (en) | 2010-10-12 | 2015-07-07 | Ts Tech Co., Ltd. | Vehicle seat |
JP5750450B2 (ja) * | 2010-10-12 | 2015-07-22 | テイ・エス テック株式会社 | 乗物用シート |
JP2012254777A (ja) * | 2011-05-19 | 2012-12-27 | Shiroki Corp | シートリフタ |
US20140224553A1 (en) * | 2011-08-10 | 2014-08-14 | Ts Tech Co., Ltd. | Load measurement sensor support structure |
WO2013021912A1 (ja) * | 2011-08-10 | 2013-02-14 | テイ・エス テック株式会社 | 乗物用シート |
JP6055638B2 (ja) * | 2012-09-24 | 2016-12-27 | テイ・エス テック株式会社 | シート用連結部材と取付部材の取付構造及びシート構造 |
GB2509549B (en) * | 2013-01-08 | 2015-09-16 | Jaguar Land Rover Ltd | Vehicle seat chassis |
EP3023292B1 (en) * | 2013-07-14 | 2020-08-19 | Delta Tooling Co., Ltd. | Lifter mechanism with a cushion frame unit and vehicle seat |
JP6559496B2 (ja) * | 2015-07-31 | 2019-08-14 | トヨタ紡織株式会社 | 乗物用シートフレーム |
US9701227B2 (en) * | 2015-10-08 | 2017-07-11 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft | Assembly group of a vehicle seat comprising a tube element and an attachment part arranged thereon |
KR101827130B1 (ko) * | 2016-07-06 | 2018-02-07 | 현대자동차주식회사 | 차량용 시트의 높이 조절장치 |
JP6587749B2 (ja) * | 2016-07-28 | 2019-10-09 | 株式会社タチエス | 車両用シート |
US10562422B2 (en) | 2017-02-08 | 2020-02-18 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg | Vehicle seat |
JP6977476B2 (ja) * | 2017-10-24 | 2021-12-08 | トヨタ紡織株式会社 | クッションフレーム |
JP7125903B2 (ja) * | 2019-02-20 | 2022-08-25 | シロキ工業株式会社 | 車両用シート昇降装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997036766A2 (en) * | 1996-04-01 | 1997-10-09 | Lear Corporation | Linkage assembly with extruded hole member |
US6217115B1 (en) * | 1999-04-20 | 2001-04-17 | Dura Global Technologies, Inc. | Simplified linkage assembly |
JP2001138780A (ja) | 1999-11-11 | 2001-05-22 | Fuji Kiko Co Ltd | シート高さ調整装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2239917A (en) * | 1939-06-22 | 1941-04-29 | Le Grand S Whedon | Adjustable vehicle seat support |
JPS5795224A (en) * | 1981-06-08 | 1982-06-14 | Toyo Sheet:Kk | Seat |
DE4302329B4 (de) * | 1993-01-28 | 2005-08-04 | Keiper Gmbh & Co. Kg | Höhenverstelleinrichtung für Sitze, insbesondere Kraftfahrzeugsitze |
-
2003
- 2003-04-21 JP JP2003115957A patent/JP2006199049A/ja active Pending
-
2004
- 2004-04-21 EP EP04728662A patent/EP1621392B1/en not_active Expired - Fee Related
- 2004-04-21 WO PCT/JP2004/005722 patent/WO2004094181A1/ja active Application Filing
- 2004-04-21 US US10/554,127 patent/US7316454B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997036766A2 (en) * | 1996-04-01 | 1997-10-09 | Lear Corporation | Linkage assembly with extruded hole member |
US6217115B1 (en) * | 1999-04-20 | 2001-04-17 | Dura Global Technologies, Inc. | Simplified linkage assembly |
JP2001138780A (ja) | 1999-11-11 | 2001-05-22 | Fuji Kiko Co Ltd | シート高さ調整装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1621392A4 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009012548A (ja) * | 2007-07-03 | 2009-01-22 | Tachi S Co Ltd | リフターの操作部構造 |
Also Published As
Publication number | Publication date |
---|---|
JP2006199049A (ja) | 2006-08-03 |
EP1621392A1 (en) | 2006-02-01 |
EP1621392A4 (en) | 2010-07-07 |
EP1621392B1 (en) | 2011-10-05 |
US20070158988A1 (en) | 2007-07-12 |
US7316454B2 (en) | 2008-01-08 |
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