CN101718296B - Angle adjusting fitting - Google Patents
Angle adjusting fitting Download PDFInfo
- Publication number
- CN101718296B CN101718296B CN200910211697.6A CN200910211697A CN101718296B CN 101718296 B CN101718296 B CN 101718296B CN 200910211697 A CN200910211697 A CN 200910211697A CN 101718296 B CN101718296 B CN 101718296B
- Authority
- CN
- China
- Prior art keywords
- mentioned
- parts
- accepting
- board
- wedge
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The invention provides an angle adjusting fitting, having first and second fittings with a carrying member (3), and a wedge member (7). The carrying member (3) is formed by a curved molding of a metal plate with an n-shaped section. The curved molding has a carrying plate portion (3a) opposite to a gear portion (9c) of the second fitting (9) and a pair of opposite two side plate portions (3b, 3b) bent from two side margins in the width direction. In a wedge shape gap (5) between the carrying plate portion (3a) and the gear portion (9c) and between two side plate portions (3b, 3b), the wedge member is arranged movably in the length direction of the wedge shape gap (5) in a state of limiting the movement in the width direction through two side plate portions (3b, 3b); furthermore, the wedge member (7) is engaged with the gear portion (9c) through its tooth portion (7b) and its back side (7c) is carried through abutted with a plate surface (3k) of the carrying plate portion (3a) so as to prevent the second fitting (9) from rotating in the reverse direction.
Description
Technical field
The present invention relates to for the angle adjusting fitting of reclining seat (such as seat) etc. and use the reclining seat of this angle adjusting fitting.
Background technique
As for regulating the angle adjusting fitting of dump angle of the back of the body framework of reclining seats such as seat or vehicle seat, known for example have Unexamined Patent 9-19339 communique or specially permit the parts (with reference to patent documentation 1 or 2) of recording in No. 3766669 communique.
The angle adjusting fitting (joint accessory) of the former communique (Unexamined Patent 9-19339 document) possesses the 1st accessory, 2nd accessory of pivotal mounting on the 1st accessory rotationally, with accept cam part, be formed at the convex surface on the 2nd accessory and be formed between the concave curved surface of accepting on cam part, form the gap of the wedge-like that side width expands gradually upward, and in this wedge-like gap, the folder freely that rolls is inserted with roller, be configured to, follow the rotational action of the prescribed direction of the 2nd accessory, roller moves to the narrow side roll in wedge-like gap, thus, roller is held between convex surface and concave curved surface forcefully, and stop the expansion direction of the 2nd accessory to rotate.According to this angle adjusting fitting, there is infinitely adjusting angle.
The angle adjusting fitting (angular adjustment accessory) of the latter's communique (speciallyying permit communique No. 3766669) possesses the 1st accessory (the 1st arm) with housing section, with 2nd accessory (2nd arm) of pivotal mounting in the housing section of the 1st arm rotationally, with floating wedge parts, in wedged window portion in the housing section that is arranged at the 1st accessory, dispose movably floating wedge parts, be configured to, the gear part engagement of the tooth portion of wedge parts and the 2nd accessory, and the wedge surface butt of the back side of wedge parts and wedged window portion, thus, wedge parts are held between gear part and the wedge surface of wedged window portion forcefully, stop the expansion direction of the 2nd accessory to rotate.According to this angle adjusting fitting, owing to can reducing the tooth of gear, so can increase the number of teeth of gear part, thus, there is the adjusting progression that can further increase angle.
Patent documentation 1: Unexamined Patent 9-19339 communique
Patent documentation 2: specially permit communique No. 3766669
But, in the former angle adjusting fitting of communique, due to by roller is held between convex surface and concave curved surface, stop the rotation of the 2nd accessory, so when the rotation of the 2nd accessory stops, concave curved surface is applied to very large load.Thus, in order to tolerate this load, need to set the wall thickness of accepting cam part with concave curved surface compared with heavy back, the shortcoming that result has the size of angle adjusting fitting to increase.
In addition, in the angle adjusting fitting of the latter's communique, the housing section of the 1st accessory has mutual opposed shape leaves interval and a pair of wall portion (with reference to particularly [0011] section and the figure [Fig. 2, Fig. 3] of this communique) that configures, in this two walls portion, be equipped with respectively wedged window portion (with reference to particularly [0015] section of this communique), formation strides across the form of the wedge surface that the edge face by these two wedged window portions forms, and wedge component configuration is in two wedged window portions.Thus, in the situation that stagger in the mutual alignment of two wedged window portions, wedge parts produce and rock in two wedged window portions, result has following problems: the movement of the wedge parts in two wedged window portions cannot successfully be carried out, or and then, any one from two wedge shape fenestras of wedge parts comes off, and cannot stop reliably the rotation of the 2nd accessory.Particularly, generally, configure the two wall portions of the 1st accessory of two wedged window portions at the position that becomes this two walls portion that forms the flat sheet metal of the 1st accessory, wear in advance respectively wedge shape fenestra, according to opposed shape configure the mode of this two walls portion, crooked metal sheet and being formed, therefore, the mutual alignment of two wedged window portions is very easy to dislocation.Thus, easily produce the problems referred to above.
And then, on the wedge surface of each wedged window portion of the back side of wedge parts institute butt, when the rotation of the 2nd accessory stops, apply very large load, so, in order to tolerate this load, preferably make the width of each wedge surface large as much as possible.But due to the width of each wedge surface wall thickness dimension corresponding to each wall portion of the 1st accessory, so in order to increase the width of each wedge surface, need to increase the wall thickness of each wall portion of the 1st accessory, result also produces the problem that the size of angle adjusting fitting increases.
Summary of the invention
The present invention makes in view of above-mentioned technical background, and its object is to provide another accessory that can stop reliably in two accessories that can be mutually relatively link rotationally with respect to the rotation of the prescribed direction of an accessory and can realizes the angle adjusting fitting of miniaturization and use the reclining seat of this angle adjusting fitting.
According to preferred embodiment following, other object and advantage of the present invention is obvious.
The invention provides following technological scheme.
[1] angle adjusting fitting, possesses:
The 1st accessory, has the parts of accepting;
The 2nd accessory, via rotatingshaft, can relatively above-mentionedly accept parts and relatively along forward and reverse direction, link rotationally with above-mentioned the 1st accessory, and at peripheral portion, be formed with gear part;
Wedge parts;
The above-mentioned parts of accepting consist of the bending forming product of the sheet metal of cross section コ word shape, and described bending forming product have: the both sides board of a pair of opposed shape of accepting board and being bent to form from its width direction both side edges of the opposed shape of said gear portion ground configuration relatively;
Between the above-mentioned both sides board of accepting parts, and in above-mentioned wedge-like gap of accepting between board and said gear portion, above-mentioned wedge parts can be along the length direction in this wedge-like gap movably and to have limited the state configuration of the movement of width direction by above-mentioned both sides board, and then, make the tooth portion and the gear part engagement that on the outside of belly of the above-mentioned wedge parts towards said gear portion side, form, and make towards the back side of the above-mentioned above-mentioned wedge parts of accepting panel part side and above-mentionedly accept the plate face butt of board and accepted, thus, stop the reverse rotation of above-mentioned the 2nd accessory.
[2] according to the angle adjusting fitting described in preceding paragraph 1, above-mentioned wedge parts are remained on to its tooth portion and be not formed at the edge of retaining plate with the maintenance recess of the state of said gear portion engagement, described retaining plate and side plate are disposed at the wide side in the above-mentioned wedge-like gap between the above-mentioned both sides board of accepting parts substantially in parallel.
[3] according to the angle adjusting fitting described in preceding paragraph 2, above-mentioned retaining plate and above-mentionedly accept parts split and form;
Be arranged at the above-mentioned engaging recessed part of accepting the width direction intermediate portion of accepting board of parts, mutually chimeric with the engaging recessed part being arranged on above-mentioned retaining plate, thus, above-mentioned retaining plate can not be sticked in the above-mentioned width direction intermediate portion of accepting board of accepting parts movably along the width direction of accepting board.
[4], according to the angle adjusting fitting described in preceding paragraph 2 or 3, above-mentioned wedge parts, by force application spring, are biased towards said gear portion,
In above-mentioned force application spring, at the two end part of this force application spring, stride across under the state of above-mentioned retaining plate, the intermediate portion of force application spring locks and is held on the hooking part being arranged on above-mentioned retaining plate;
The two end part of above-mentioned force application spring, by the restoring force producing in force application spring, are crimped on the width direction two end part at the back side of above-mentioned wedge parts, and thus, above-mentioned wedge parts are biased.
[5] according to the angle adjusting fitting described in preceding paragraph 4, between the position of the above-mentioned retaining plate side in the above-mentioned both sides board of accepting parts, dispose under the state at position that above-mentioned in above-mentioned retaining plate accept panel part side, these positions link mutually via connection shaft;
Above-mentioned force application spring is formed by torsion-coil spring, and it is the coil portion of two that described torsion-coil spring has intermediate portion at this force application spring;
Two coil portions at above-mentioned force application spring stride across under the state of above-mentioned retaining plate, and this two coil portion inserts in outward on above-mentioned connection shaft, and above-mentioned two coil portions link spring wire portion connected to each other is locked and is held on the hooking part of above-mentioned retaining plate;
The two end part of two coil portions of above-mentioned force application spring are by the twist recovery power producing in each coil portion, are crimped on the width direction two end part at the back side of above-mentioned wedge parts, and thus, above-mentioned wedge parts are biased.
[6] according to the angle adjusting fitting described in any one in preceding paragraph 2-5, between the position of the above-mentioned retaining plate side in the above-mentioned both sides board of accepting parts, configure above-mentioned in above-mentioned retaining plate and accept under the state at position of panel part side, these positions link mutually via connection shaft;
The position of above-mentioned rotatingshaft side in the above-mentioned both sides board of accepting parts and the position of the above-mentioned rotatingshaft side in above-mentioned retaining plate are by above-mentioned rotatingshaft pivot suspension.
[7] according to the angle adjusting fitting described in any one in preceding paragraph 1-6, at above-mentioned accepting of the parts position in board and back side butts above-mentioned wedge parts of accepting, be formed with the 1st lip part, described the 1st lip part is to above-mentioned gear part lateral bend, and the length direction extension of board is accepted on edge.
[8] according to the angle adjusting fitting described in any one in preceding paragraph 1-7, above-mentioned accept parts accept in board not with the position of the back side butt of above-mentioned wedge parts, be formed with the 2nd lip part, described the 2nd lip part extends along the width direction of accepting board.
[9] reclining seat, on the 1st accessory of the angle adjusting fitting in preceding paragraph 1-8 described in any one, joint seat framework, and on the 2nd accessory of angle adjusting fitting, link back of the body framework.
The present invention plays following effect.
In the invention of [1], because the parts of accepting of the 1st accessory are formed by the bending forming product with the sheet metal of the cross section コ word shape of accepting board and both sides board, so can easily make, accept parts.
And then, the tooth portion of the outside of belly of wedge parts and gear part engagement, and the back side of wedge parts is accepted with accepting the plate face butt of accepting board of parts, thus, stop the reverse rotation of the 2nd accessory, so, when the reverse rotation of the 2nd accessory stops, from wedge parts, to accepting the board of accepting of parts, apply larger load.And this is accepted board and is reinforced by be bent to form the both sides board of a pair of opposed shape from its width direction both side edges.Therefore,, even if not necessarily make to accept the thickness thickening of board, still can, by accepting board, bear this load solidly.Thus, can realize the miniaturization of angle adjusting fitting, the reliably only reverse rotation of the 2nd accessory of ground resistance.
And, the back side of wedge parts not as above-mentioned the latter's in the past angle adjusting fitting such, the wedge surface that the edge face of two wedged window portions that configure by mutually leaving interval forms is accepted, and accepted by the plate face of accepting board of accepting parts, thus, can stablize the back side of accepting well wedge parts, and then, due to by accepting the both sides board of parts, the movement of the width direction of restriction wedge parts, so when the reverse rotation of the 2nd accessory stops, do not produce the problem that wedge parts come off from wedge-like gap broad ways, thus, can stop more reliably the reverse rotation of the 2nd accessory.
In the invention of [2], in the situation that allow the reverse rotation of the 2nd accessory, make wedge parts to the wide side shifting in wedge-like gap, it is disposed at and keeps in recess, thus, the tooth portion of wedge parts not with the state of gear part engagement under, keep wedge parts.Thus, can allow the reverse rotation of the 2nd accessory.And then, at this state, because the tooth portion of wedge parts does not mesh with gear part, so retaining plate is not applied to larger load.Thus, even if not necessarily make the wall thickness thickening of retaining plate, still can keep wedge parts, that is, unfertile land is set the wall thickness of retaining plate as far as possible, thereby, can realize the further miniaturization of angle adjusting fitting.
In the invention of [3], due to retaining plate with accept parts split and form, so can easily make retaining plate.
And then, because retaining plate can not be sticked in the width direction intermediate portion of accepting board of accepting parts movably along the width direction of accepting board, so can prevent the unfavorable condition that retaining plate moves along the width direction of accepting board, thereby, can keep reliably wedge parts.
In the invention of [4], due to by force application spring, wedge parts are biased towards gear part, so can be reliably by the tooth portion of wedge parts and gear part engagement.
And then, in force application spring, at the two end part of this force application spring, stride across under the state of retaining plate, the intermediate portion of force application board is locked to the hooking part that is held in retaining plate, thus, can keep reliably force application spring.
And, due to by the two end part of force application spring being crimped on to the width direction two end part at the back side of wedge parts, wedge parts are biased, so can make wedge parts on its width direction, balance, well towards the gear part application of force, thus, can mesh the tooth portion of wedge parts and gear part more reliably.
In the invention of [5], between the position of retaining plate side of both sides board of accepting parts, under the state at the position of accepting panel part side of configuration retaining plate, these positions link mutually via connection shaft, so can be reliably configure retaining plate accepting between the both sides board of parts, can will accept parts and retaining plate links integratedly via connection shaft, thereby, can easily assemble making angle adjusting fitting.
And then, two coil portions at force application spring stride across under the state of retaining plate, this two coil portion inserts on connection shaft outward, and two coil portions link spring wire portion connected to each other is locked and is held on the hooking part of retaining plate, thus, force application spring can be kept more reliably, the structure that keeps force application spring can be simplified.
In addition, due to the twist recovery power of passing through to produce at each coil portion, the two end part of two coil portions of force application spring are crimped on to the width direction two end part at the back side of wedge parts, wedge parts are biased, so can be by wedge parts at its width direction, balance, well towards the gear part application of force, thus, can further mesh the tooth portion of wedge parts and gear part reliably.
In the invention of [6], due between the position of retaining plate side of both sides board of accepting parts, under the state at the position of accepting panel part side in configuration retaining plate, these positions link mutually via connection shaft, so can configure reliably retaining plate accepting between the both sides board of parts, can and accept parts by retaining plate and link integratedly via connection shaft, thereby, can easily assemble making angle adjusting fitting.
And then, owing to accepting the position of the rotatingshaft side in the both sides board of parts, be rotated axle pivot suspension with the position of rotatingshaft side in retaining plate, so can will accept parts, retaining plate and the 2nd accessory, via rotatingshaft, link integratedly, thereby, can more easily assemble making angle adjusting fitting.
In the invention of [7], by accepting the accepting on board of parts, form the 1st lip part, can pass through the 1st lip part, strengthen accepting board.Thus, even if not necessarily make to accept the thickness thickening of board, still can, by accepting board, bear the load from wedge parts reliable and solidly.
And then, because the 1st lip part is being accepted accepting of parts position in board and back side butts wedge parts, to gear part lateral bend, and extend and form along the length direction of accepting board, so for the gap size of accepting between board and gear part, the size in wedge-like gap, can easily carry out fine adjustment, make when the reverse rotation of the 2nd accessory stops, the tooth portion of wedge parts meshes with gear part reliably.
In the invention of [8], can, by forming the 2nd lip part accepting accepting on board of parts, by the 2nd lip part, strengthen accepting board.Thus, even if not necessarily make to accept the thickness thickening of board, still can, by accepting board, bear the load from wedge parts reliable and solidly.
And then, due to the 2nd lip part be formed at accept in board not with the position of the back side butt of wedge parts, so can prevent because of the 2nd lip part, hinder the situation of the movement of the wedge parts in wedge-like gap.
In the invention of [9], in the angle adjusting fitting of reclining seat, play the effect identical with the effect of foregoing invention.
Accompanying drawing explanation
Fig. 1 means as the stereogram of seat of reclining seat with the angle adjusting fitting of one embodiment of the present invention.
Fig. 2 is the stereogram of this angle adjusting fitting.
Fig. 3 is the plan view of this angle adjusting fitting.
Fig. 4 is the Z-Z line sectional view in Fig. 3.
Fig. 5 A is the exploded perspective view of this angle adjusting fitting.
Fig. 5 B is the sectional view of accepting parts of this angle adjusting fitting.
Fig. 5 C is the stereogram of the wedge parts of this angle adjusting fitting.
Fig. 6 A is the stereogram of the state in the assembling way of this angle adjusting fitting.
Fig. 6 B is the stereogram of a part of incised notch of this angle adjusting fitting.
Fig. 7 A is in this angle adjusting fitting, stops the general profile chart of state of the reverse rotation of the 2nd accessory.
Fig. 7 B is from the state shown in Fig. 7 A, makes the general profile chart of the state in way that the 2nd accessory rotates along forward.
Fig. 7 C is from the state shown in Fig. 7 B, stops the general profile chart of state of the reverse rotation of the 2nd accessory.
Fig. 8 A is in this angle adjusting fitting, for along forward rotation to maximum the 2nd accessory, stops the general profile chart of the state of reverse rotation.
Fig. 8 B is from the state shown in Fig. 8 A, by the pushing teat of the 2nd accessory, and the general profile chart of the state in the way that wedge parts are pressed to the wide thruster in wedge-like gap.
Fig. 8 C is from the state shown in Fig. 8 B, by the pushing teat of the 2nd accessory, wedge parts are pressed into and remain on the general profile chart that keeps the state in recess.
Fig. 8 D is from the state shown in Fig. 8 C, makes the 2nd accessory along the general profile chart of the state in counter-rotational way.
Fig. 9 A is in this angle adjusting fitting, by the pushing teat of the 2nd accessory, and the general profile chart of the state the way that the wedge parts that are held in maintenance recess are released within keeping recess.
Fig. 9 B is from the state shown in Fig. 9 A, and wedge parts are released in recess from keeping, and stops the general profile chart of state of the reverse rotation of the 2nd accessory.
Embodiment
Then,, referring to accompanying drawing, several mode of executions of the present invention are described.
The angular adjustment accessory 10 of present embodiment as shown in Figure 1, is for example being used in seat 20 as reclining seat.Seat 20 possesses seat frame frame 21 as parts, as the back of the body framework 22 of another parts.Seat frame frame 21 and back of the body framework 22 are formed by the metal-made pipe with roughly U-shaped bending respectively.In addition, the underpart of the 22a of left and right sides frame portion, the 22a of the rearward end of the 21a of left and right sides frame portion, the 21a of seat frame frame 21 and the back of the body framework 22 respectively angular adjustment accessory 10,10 of the pairing left and right by present embodiment links, thus, back of the body framework 22 seat frame frame 21 relatively, is toppling over to erecting in the angular range of state from deployed condition.
The angular adjustment accessory 10 of present embodiment as shown in Figure 5A, possesses the 1st accessory the 1, the 2nd accessory 9, wedge parts 7, with force application spring 8 etc.
The 1st accessory 1 is installed on seat frame frame 21, possess the 1st fitment body portion 2, accept wedge parts 7 accept parts 3 and retaining plate 4.The 1st fitment body portion 2, accept parts 3 and retaining plate 4 mutual splits and form, and accept parts 3 and retaining plate 4 is linked in the 1st fitment body portion 2 with stationary state.Thus, the 1st accessory 1 possesses the parts of accepting 3 and retaining plate 4 with stationary state.
The 1st fitment body portion 2 is as shown in Fig. 5 A, Fig. 5 B, bending forming product by the sheet metal that a sheet metal such as steel plate is bent into regulation shape and is shaped form, and have the seat frame frame assembly department 2a cylindraceous of rearward end that is installed on left and right each side frame member 21a of seat frame frame 21 with stationary state; Be integrally formed in the tabular outer side wall 2b of portion, the 2b of a pair of opposed shape of the rearward end of this seat frame frame assembly department 2a; By the underpart tabular bottom wall portion 2c connected to each other of the front side of this two outer side wall 2b of portion, 2b; Top and rear opening between two 2b of outer side wall portion, 2b.
Accept parts 3 and formed by the bending forming product that a sheet metal such as steel plate are bent into cross section コ word shape and are shaped, there is the board of accepting 3a; Both sides board 3b, the 3b of a pair of opposed shape that the width direction both side edges of accepting board 3a from this is bent to form.Both sides board 3b, 3b leave interval and configuration abreast mutually.This is accepted between two 2b of outer side wall portion, the 2b that parts 3 are disposed at the 1st fitment body portion 2, and at this state, in the 1st fitment body portion 2, via connection shaft 2f described later and rotatingshaft 9j and be integral link.
About the structure of retaining plate 4, will narrate in the back.
The 2nd accessory 9 is installed on back of the body framework 22, and via rotatingshaft 9j, relative the 1st accessory 1 (the 1st master metal body 2) and accept parts 3, can relatively be linked on the 1st accessory 1 along forward and reverse direction rotationally.The bending forming product of the sheet metal that the 2nd accessory 9 is shaped by a sheet metal such as steel plate is bent into regulation shape form, and have the back of the body frame installation 9a of portion cylindraceous of underpart that is installed on left and right each side frame member 22a of back of the body framework 22 with stationary state; Be integrally formed at tabular ratchet main part 9b, the 9b of a pair of opposed shape on the underpart of this back of the body frame installation 9a of portion.Two ratchet main part 9b, 9b are mutually identical shape and identical size, mutually leave interval slightly and configure.
In addition, as Fig. 2, Fig. 3, Fig. 6 A, shown in Fig. 6 B, two ratchet main part 9b of the 2nd accessory 9, 9b is disposed at two 2b of outer side wall portion of the 1st fitment body portion 2 of the 1st accessory 1, between 2b, and at this state, be arranged at respectively two 2b of outer side wall portion of the 1st master metal body 2, rotational axis hole 2e on 2b and be arranged at respectively two ratchet main part 9b of the 2nd accessory 9, in the rotational axis hole 9i of the central part of 9b, the rotatingshaft 9j being formed by rivet is by these rotational axis holes 2e, the state that 9i is communicated with is inserted logical, thus, the 2nd accessory 9 pivotal mounting are on rotatingshaft 9j, centered by this rotatingshaft 9j and relative the 1st accessory 1 (specifically, be the 1st fitment body portion 2 and accept parts 3), can be relatively along forward and reverse direction S, G rotationally, via rotatingshaft 9j, be linked to the 1st accessory 1 (specifically, be the 1st master metal body 2 and accept parts 3).
Here, in the present embodiment, for convenience of explanation, as shown in Figure 4, positive and negative sense of rotation about relative the 1st accessory 1 of the 2nd accessory 9 (the 1st fitment body portion 2), the sense of rotation that the open angle of relative the 1st accessory 1 of the 2nd accessory 9 diminishes, the folding direction of relative the 1st accessory 1 of the 2nd accessory 9 is called " turn direction S (or referred to as " forward S ") ", the open angle of relative the 1st accessory 1 of the 2nd accessory 9 becomes large sense of rotation, and the expansion direction of relative the 1st accessory 1 of the 2nd accessory 9 is called " reverse turn direction G (or referred to as " oppositely G ") ".
And then, as shown in Figure 5A, at the peripheral portion of the forward end of two ratchet main part 9b, the 9b of the 2nd accessory 9, form circular-arc centered by rotatingshaft 9j (being rotational axis hole 9i), and at this circular-arc peripheral portion, the 9c of formative gear portion.This gear part 9c, by circular-arc peripheral portion, forms along a plurality of wheel tooth 9d of portion that circumferentially arrange with prescribed distance.The number of the 9d of wheel tooth portion for example, in the scope of for example 5～25 (specifically,, 15～20).But in the present invention, the number of the 9d of wheel tooth portion is not limited in above-mentioned scope.
In addition, as shown in Fig. 3, Fig. 6 A, Fig. 6 B, accept between two 2b of outer side wall portion, the 2b that parts 3 are disposed at the 1st fitment body portion 2.And then what this accepted parts 3 accepts board 3a as shown in Fig. 4, Fig. 7 A, the gear part 9c of relative the 2nd accessory 9 leave slightly interval and opposed shape configure, thus, accepting between board 3a and gear part 9c, form wedge-like gap 5.The upside in this wedge-like gap 5 is narrow side, and downside is wide side.Accept board 3a and form, it is straight that the length direction of accepting board 3a along this does not become with arc-shaped bend, and then, be configured to not intersect with gear part 9c.In addition, accept both sides board 3b, the 3b of parts 3 as shown in Fig. 6 A, Fig. 6 B, be disposed at two outsides of gear part 9c, 9c of two ratchet main part 9b, the 9b of the 2nd accessory 9, in other words, accepting between both sides board 3b, the 3b of parts 3, configuring two ratchet main part 9b of the 2nd accessory 9, gear part 9c, the 9c of 9b.
The face 7c (this face being called to " back side 7c ") towards accepting parts 3a side of wedge parts 7 forms roughly arc surface, for along its width direction with accept the face of the plate face 3k butt of board 3a.
The width dimensions of wedge parts 7 corresponding to accepting the gap size between both sides board 3b, the 3b of parts 3 and setting, that is, for example, is set as equaling this gap size, or is slightly smaller than this gap size.
These wedge parts 7 as shown in Fig. 4, Fig. 7 A, under the state of narrow side that is moved to wedge-like gap 5, its 7b of tooth portion and gear part 9c engagement, and its back side 7c accepts with accepting the plate face 3k butt of board 3a, thus, stops the rotation of the reverse G of the 2nd accessory 9.On the other hand, by making these wedge parts 7 move to the wide side in wedge-like gap 5, the 7b of its tooth portion does not mesh with gear part 9c, allows the rotation (with reference to Fig. 8 D) of the reverse G of the 2nd accessory 9.
Retaining plate 4 as shown in Figure 5A, with accept parts 3 splits, by sheet metals such as steel plates, formed, have by the wedge parts 7 of the wide side that moves to wedge-like gap 5 (being downside) remain on the 7b of its tooth portion not with the maintenance recess 4e (with reference to Fig. 8 D) of the state of gear part 9c engagement.
This retaining plate 4 and both sides board 3b, 3b are disposed at the wide side in the wedge-like gap 5 between both sides board 3b, the 3b that accepts parts 3 abreast.In addition, the edge towards wedge-like gap 5 sides in this retaining plate 4 (specifically, being rising wood), keeps its opening surface of recess 4e to be formed by incised notch wedge-like gap 5.And then as shown in Figure 4, the bottom wall portion 2c that this retaining plate 4 is connected to the 1st master metal body 2 above configures with standing shape.
As shown in Figure 5A, the end edge portion of accepting board 3a side in retaining plate 4 (specifically, upper end edge portion), incised notch is formed with roughly the engaging recessed part 4f towards upper shed.On the other hand, at the width direction intermediate portion of accepting the end edge portion (specifically, lower end edge portion) of accepting retaining plate 4 sides in board 3a of parts 3, incised notch is formed with the roughly engaging recessed part 3g of downwardly facing opening.As shown in Fig. 6 A, Fig. 6 B, by making the engaging recessed part 4f of retaining plate 4 mutually chimeric with the engaging recessed part 3g that accepts board 3a, retaining plate 4 can not be sticked in movably along the width direction of accepting board 3a the width direction intermediate portion of the lower end edge portion of accepting board 3a.
In addition, as shown in Fig. 6 A, Fig. 6 B, end 3c, 3c that the end 4a that accepts board 3a side in retaining plate 4 is disposed at retaining plate 4 sides in both sides board 3b, the 3b that accepts parts 3 are (, underpart) between, and between two 2b of outer side wall portion, the 2b of the 1st fitment body portion 2, dispose and accept parts 3.Under this state, link axis hole 4b, 3d, 3d on being arranged at respectively these ends 4a, 3c, 3c and being arranged at respectively in link axis hole 2d, the 2d on two 2b of outer side wall portion, the 2b of the 1st fitment body portion 2, the connection shaft 2f being formed by rivet inserts logical these being linked to the state that axis hole 4b, 3d, 3d, 2d, 2d be communicated with.Thus, the end 4a that accepts board 3a side in retaining plate 4 and the end 3c, the 3c that accept retaining plate 4 sides in both sides board 3b, the 3b of parts 3 link mutually via connection shaft 2f, and, and then these ends 4a, 3c, 3c are via connection shaft 2f, are linked to two 2b of outer side wall portion, the 2b of the 1st fitment body portion 2.
And then, end 3c, the 3c of rotatingshaft 9j side that accepts both sides board 3b, the 3b of parts 3 is disposed at two ratchet main part 9b of the 2nd accessory 9, two outsides of 9b, and the end 4c of the rotatingshaft 9j side in retaining plate 4 is disposed between two ratchet main part 9b, 9b (with reference to Fig. 3,4).At this state, as shown in Fig. 6 A, 6B, in rotational axis hole 4d, 3f on being arranged at respectively these ends 4c, 3e, 3e, 3f, above-mentioned rotatingshaft 9j inserts logical (with reference to Fig. 4) at the state that these rotational axis holes 4d, 3f, 3f are communicated with, thus, accept end 3e, the 3e of rotatingshaft 9j side in both sides board 3b, the 3b of parts 3 and the end 4c of the rotatingshaft 9j side in retaining plate 4 by above-mentioned rotatingshaft 9j pivot suspension.
Thus, accept parts 3 and retaining plate 4 via connection shaft 2f and rotatingshaft 9j, with stationary state, be linked in the 1st fitment body portion 2.On the other hand, the 2nd accessory 9 can relative the 1st fitment body portion 2, accept parts 3 and retaining plate 4 is relatively rotated axle 9j pivot suspension rotationally.
As shown in Fig. 6 A, Fig. 6 B, two coil portion 8a, the 8a of force application spring 8 to be to stride across the state configuration of the end 4a that accepts board 3a side in retaining plate 4, and the link spring wire 8b of portion of force application spring 8 inserts as being formed in the locking slot part 4g of hooking part of bottom of engaging recessed part 4f of retaining plate 4 and locks and keep.Under this state, two coil portion 8a of force application spring 8,8a extrapolation and remain on connection shaft 2f.And then, as shown in Figure 7 A, two end part 8c, the 8c of the straight line shape of two coil portion 8a, the 8a of force application spring 8 by the twist recovery power that produces in each coil portion 8a (specifically, torsional elasticity restoring force), be crimped on equably on the width direction two end part of back side 7c of wedge parts 7, thus, wedge parts 7 are biased all the time towards gear part 9c.
Here, owing to locking slot part 4g and be formed at the bottom of the engaging recessed part 4f of retaining plate 4, so can be by being embedded in the engaging recessed part 3g that accepts board 3a in the engaging recessed part 4f of retaining plate 4, prevent from being limited to the situation that the link spring wire 8b of portion of the force application spring 8 of this locking slot part 4g unexpectedly extracts from locking slot part 4g.
In addition, as shown in Fig. 5 B, Fig. 7 A, accepting accepting of parts 3 position in board 3a and back sides wedge parts 7 7c butt, form the 1st flange (the PVC one De) 3h of portion, the 1st lip part 3h is to gear part 9c lateral bend, and accepting the whole width regions of board 3a, along the length direction of accepting board 3a, extending.By the 1st lip part 3h, strengthen accepting board 3a, and to accepting the gap size between board 3a and gear part 9c, the size in wedge-like gap 5 is carried out fine adjustment.
And then, accept parts 3 accept in board 3a not with the position of the upper end side of the back side 7c butt of wedge parts 7, form the 2nd lip part 3i, the 2nd lip part 3i is to gear part 9c lateral bend, and extends along the width direction of accepting board 3a.By the 2nd lip part 3i, further to accepting board 3a, strengthen.
In addition, as shown in Fig. 8 A～Fig. 8 D, the terminal part of turn direction S in the gear part 9c of the 2nd accessory 9, to giving prominence in the outer part than gear part 9c, be formed with pushing teat 9f, this pushing teat 9f presses the wedge parts 7 that move to the narrow side in wedge-like gap 5 to the wide thruster in wedge-like gap 5, be pressed in the maintenance recess 4e of retaining plate 4.
On the other hand, as shown in Fig. 9 A, Fig. 9 B, terminal part at the reverse turn direction G of the gear part 9c of the 2nd accessory 9, to giving prominence in the outer part than gear part 9c, be formed with pushing teat 9e, this pushing teat 9e will be disposed at wedge parts 7 in the maintenance recess 4e of retaining plate 4 from keeping in recess 4e, and to wedge-like gap, 5 release.
In addition, as shown in Figure 7 A, 7 B, end in the opening side of the side edge part of the rotatingshaft 9j side of the maintenance recess 4e of retaining plate 4, guiding order difference part 4h is to more outstanding in the outer part than the position of gear part 9c, and the state that following drop angle degree tilts forms, this guiding order difference part 4h moves by the turn of the 2nd accessory 9, overcome force application spring 8 active force and by the wedge parts 7 of the 7b of tooth portion and gear part 9c engagement to accepting the guiding of board 3a side.When the turn action of the 2nd accessory 9, the wedge parts 7 of the 7b of tooth portion and gear part 9c engagement, by this guiding order difference part 4h, are moved to accepting the guiding of board 3a side, thus, remove the engagement between the 7b of tooth portion and gear part 9c.
Then,, the action of the angle adjusting fitting 10 of present embodiment is described.
Fig. 7 A～Fig. 7 C is the figure that the operation to the 2nd accessory 9 of the angle adjusting fitting 10 of present embodiment is rotated along forward S describes.
In the angle adjusting fitting 10 shown in Fig. 7 A, by the active force of force application spring 8, by the gear part 9c of the 7b of tooth portion of wedge parts 7 and the 2nd accessory 9 (specifically, the 9d of wheel tooth portion of gear part 9c) engagement, and in this engagement, wedge parts 7 move to the narrow side in wedge-like gap 5, thus, the back side 7c of these wedge parts 7 is accepted with accepting the plate face 3k butt of accepting board 3a of parts 3, thus, stop relative the 1st accessory 1 of the 2nd accessory 9 (specifically, the 1st fitment body portion 2, accept parts 3 and retaining plate 4), relatively the oppositely rotation of G.At this state, relative the 1st accessory 1 of the 2nd accessory 9, according to approximately 180 ° of configurations of maximum open angle, that is, relative the 1st accessory 1 of the 2nd accessory 9, is configured to deployed condition.
And then, at this state, be arranged at the 2nd accessory 9 rear wall parts lower end edge portion the 9g of the portion that is stopped be arranged at the 1st accessory 1 (specifically, the hinder marginal part of the retaining plate 4 of the 1st accessory 1) the retainer 4i docking on, thus, even in the situation that the mistake load of hypothesis reverse turn direction G puts on the 2nd accessory 9, because the 9g of the portion that is stopped of the 2nd accessory 9 docks with the retainer 4i of the 1st accessory 1, further stop securely the rotation of the reverse G of the 2nd accessory 9.
If from the state shown in Fig. 7 A, the 2nd accessory 9 is rotated along forward S, as shown in Figure 7 B, follow the turn action of the 2nd accessory 9, wedge parts 7 are to the wide side shifting in wedge-like gap 5, and these wedge parts 7 and guiding order difference part 4h butt, thus, overcome the active force of force application spring 8, by wedge parts 7, to accepting the guiding of board 3a side, result is removed the 7b of tooth portion of wedge parts 7 and the engagement between gear part 9c.
And then, by make the 2nd accessory 9 rotate along forward S, as shown in Fig. 7 C, by the active force of force application spring 8, the 7b of tooth portion of wedge parts 7 produce " snap " sound and with the 9d of the wheel tooth portion engagement of the next stage of gear part 9c.If on the basis of this engagement, the 2nd accessory 9, along oppositely G rotation, is followed this reverse turn action, and wedge parts 7 are slightly to the narrow side shifting in wedge-like gap 5, and the back side 7c of these wedge parts 7 is accepted with accepting the plate face 3k butt of accepting board 3a of parts 3.Thus, stop the rotation of the reverse G of the 2nd accessory 9.
As, follow the 2nd accessory 9 rotated along forward S, the 7b of tooth portion of wedge parts 7 one by one with the 9d of the wheel tooth portion engagement of gear part 9c.
Fig. 8 A～Fig. 8 D is the figure to the 2nd accessory 9 of the angle adjusting fitting 10 of present embodiment is described along the operation that oppositely G rotates.
In the angle adjusting fitting 10 shown in Fig. 8 A, relative the 1st accessory 1 of the 2nd accessory 9, turns at utmost along forward S, and the open angle of relative the 1st accessory 1 of the 2nd accessory 9 is about 95 °.Under this state, by the active force of force application spring 8, by the gear part 9c engagement of the 7b of tooth portion of wedge parts 7 and the 2nd accessory 9, and under this engagement, wedge parts 7 move to the narrow side in wedge-like gap 5, and thus, the back side 7c of these wedge parts 7 is accepted with accepting the plate face 3k butt of accepting board 3a of parts 3, thus, stop the rotation of the reverse G of the 2nd accessory 9.
If from the state shown in Fig. 8 A, along forward S, the 2nd accessory 9 is rotated, as shown in Figure 8 B, follow the turn action of the 2nd accessory 9, by pushing teat 9f, wedge parts 7 are pressed to the wide thruster in wedge-like gap 5, wedge parts 7 move towards the maintenance recess 4e of retaining plate 4, and in its way, these wedge parts 7 and guiding order difference part 4h butt, thus, overcome the active force of force application spring 8, by wedge parts 7, to accepting the guiding of board 3a side, result is by the engagement releasing between the 7b of tooth portion of wedge parts 7 and gear part 9c.And then, by make the 2nd accessory 9 rotate along forward S, as shown in Figure 8 C, by pushing teat 9f, wedge parts 7 are pressed into and are disposed in maintenance recess 4e, thereby wedge parts 7 overcome the active force of force application spring 8, remain on the 7b of its tooth portion not with the state of gear part 9c engagement, allow the rotation of the reverse G of the 2nd accessory 9.In addition, wedge parts 7 and the bottom butt that keeps recess 4e by pushing teat 9f pushing, thus, stop the further rotation of the forward S of the 2nd accessory 9.
And then, at this state, be arranged at the 2nd accessory 9 front wall portion front end edge the 9h of the portion that is stopped be arranged at the 1st accessory 1 (specifically, the upper end edge portion of accepting board 3a of accepting parts 3 of the 1st accessory 1) on retainer 3j docking, thus, even in the situation that the mistake load of hypothesis turn direction S puts on the 2nd accessory 9, because the 9h of the portion that is stopped of the 2nd accessory 9 docks with the retainer 3j of the 1st accessory 1, so stop more firmly the rotation of the forward S of the 2nd accessory 9.
At the state shown in Fig. 8 C, due to as described above, allow the rotation of the reverse G of the 2nd accessory 9, so as shown in Fig. 8 D, can the 2nd accessory 9 be rotated along reverse G.
Fig. 9 A, Fig. 9 B are explanations in order to stop the rotation of reverse G of the 2nd accessory 9 of the angle adjusting fitting 10 of present embodiment, by the figure that keeps wedge parts 7 in recess 4e from the operation that keeps releasing in recess 4e.
In the angle adjusting fitting 10 shown in Fig. 9,7 configurations of wedge parts are held in and keep in recess 4e, and the 7b of its tooth portion does not mesh with gear part 9c, thereby the 2nd accessory 9 becomes the state of the rotation that allows reverse G.By from this state, make to be configured to roughly the 2nd accessory 9 of deployed condition relative to the 1st accessory 1 and rotate forcefully along reverse G, by releasing teat 9e, wedge parts 7, in maintenance recess 4e, are gone out to 5 thrusters of wedge-like gap.So, as shown in Figure 9 B, in wedge parts 7, by the active force of force application spring 8, its 7b of tooth portion and gear part 9c engagement, and follow the reverse turn action of the 2nd accessory 9, wedge parts 7 move slightly to the narrow side in wedge-like gap 5, and the back side 7c of these wedge parts 7 is accepted with accepting the plate face 3k butt of accepting board 3a of parts 3.Thus, stop the rotation of the reverse G of the 2nd accessory 9.
The angle adjusting fitting 10 of present embodiment has advantages of following.
According to this angle adjusting fitting 10, rotation for the reverse G of the 2nd accessory 9, not only by the 7b of tooth portion of wedge parts 7 and the gear part 9c of the 2nd accessory 9 engagement, to stop, and then, be by under the state in the 7b of tooth portion and gear part 9c engagement, the back side 7c of wedge parts 7 is accepted with accepting the plate face 3k butt of accepting board 3a of parts 3, and stop, so when the rotation of the reverse G of the 2nd accessory 9 stops, can reduce the load on the 9d of wheel tooth portion that is applied to gear part 9c.Thus, can make the 9d of wheel tooth portion of gear part 9c diminish, thereby, the number of the 9d of wheel tooth portion can be increased.Thus, can further increase the adjusting progression of angle.
In addition,, because the parts 3 of accepting of the 1st accessory 1 form by having the bending forming product of accepting sheet metal board 3a and both sides board 3b, 3b, cross section コ word shape, so can easily make, accept parts 3.
And then, the 7b of tooth portion of the outside of belly 7a of wedge parts 7 and gear part 9c engagement, and the back side 7c of wedge parts 7 is accepted with accepting the plate face 3k butt of accepting board 3a of parts 3, thus, stop the rotation of the reverse G of the 2nd accessory 9, so when the rotation of the reverse G of the 2nd accessory 9 stops, the board 3a that accepts that accepts parts 3 from 7 pairs of wedge parts applies larger load.And this accepts board 3a by from its width direction both side edges, be bent to form both sides board 3b, the 3b of a pair of opposed shape and be reinforced.Thus, even if not necessarily make to accept the wall thickness thickening of board 3a, still can, by accepting board 3a, bear this load solidly.Thus, can realize the miniaturization (and then, lightweight) of angle adjusting fitting 10, the reliably only rotation of the reverse G of the 2nd accessory 9 of ground resistance.
And, the back side 7c of wedge parts 7 not as above-mentioned the latter's in the past angle adjusting fitting such, the wedge surface that the edge face of two wedged window portions that configure by mutually leaving interval forms is accepted, and accepted by the plate face 3k that accepts board 3a that accepts parts 3, thus, can stablize the back side 7c that accepts well wedge parts 7, and then, due to by accepting the both sides board 3b of parts 3, 3b, the movement of the width direction of restriction wedge parts 7, so when not occurring in the rotation of the reverse G of the 2nd accessory 9 and stoping, wedge parts 7 are from wedge-like gap 5, the problem that broad ways comes off, thus, can stop more reliably the rotation of the reverse G of the 2nd accessory 9.
In addition, wedge parts 7 are remained on to the 7b of its tooth portion and be not formed at the edge of retaining plate 4 with the maintenance recess 4e of the state of gear part 9c engagement, this retaining plate 4 and side plate 3b are disposed at the wide side in the wedge-like gap 5 between both sides board 3b, the 3b that accepts parts 3 substantially in parallel.Thereby, in the situation that allow the rotation of the reverse G of the 2nd accessory 9, make wedge parts 7 to the wide side shifting in wedge-like gap 5, it is disposed at and keeps in recess 4e, thus, the 7b of tooth portion of wedge parts 7 not with the state of gear part 9c engagement, keep wedge parts 7.Thus, can allow the rotation of the reverse G of the 2nd accessory 9.And then, at this state, due to the 7b of tooth portion of wedge parts 7 with gear part 9c engagement, so do not apply larger load on retaining plate 4.Thus, even if not necessarily make the wall thickness thickening of retaining plate 4, still can keep wedge parts 7, unfertile land is set the wall thickness of retaining plate 4 as far as possible, thereby, can realize the further miniaturization of angle adjusting fitting 10.
In addition, retaining plate 4 with accept parts 3 splits and form, so can easily make retaining plate 4.
And then, because retaining plate 4 can not be sticked in the width direction intermediate portion of accepting board 3a of accepting parts 3 movably along the width direction of accepting board 3a, so can prevent the unfavorable condition that retaining plate 4 moves along the width direction of accepting board 3a, thereby, can keep reliably wedge parts 7.
In addition, due to by force application spring 8, by wedge parts 7 towards the gear part 9c application of force all the time, so the 7b of tooth portion of wedge parts 7 can be meshed with gear part 9c reliably.
And then, between end 3c, the 3c of retaining plate 4 sides of both sides board 3b, 3b that is accepting parts 3, dispose under the state of the end 4a that accepts board 3a side of retaining plate 4, these ends 4a, 3c, 3c link mutually via connection shaft 2f, so can make reliably retaining plate 4 be configured in, accept between both sides board 3b, the 3b of parts 3, can, via connection shaft 2f, link and accept parts 3 and retaining plate 4 integratedly, thereby, can easily assemble and make angle adjusting fitting 10.
And then, owing to accepting parts 3 and retaining plate 4, and two 2b of outer side wall portion, the 2b of the 1st fitment body portion 2 link mutually via connection shaft 2f, so can be integrated by accepting parts 3, retaining plate 4 and the 1st fitment body portion 2.
And then, owing to accepting end 3e, the 3e of rotatingshaft 9j side of both sides board 3b, 3b and the end 4c of the rotatingshaft 9j side of retaining plate 4 of parts 3, be rotated axle 9j pivot suspension, so can will accept parts 3, retaining plate 4 and the 2nd accessory 9 via rotatingshaft 9j, link integratedly, thereby, can easily assemble and make angle adjusting fitting 10.
In addition, two coil portion 8a, 8a at force application spring 8 stride across under the state of retaining plate 4, this two coil portion 8a, 8a insert in outward on connection shaft 2f, and the link spring wire 8b of portion that two coil portion 8a, 8a is connected to each other locks the locking slot part 4g (hooking part) that is held in retaining plate 4, thus, force application spring 8 can be kept more reliably, the structure that keeps force application spring 8 can be simplified.
And, two end part 8c, the 8c of two coil portion 8a, the 8a of force application spring 8 are by the twist recovery power producing in each coil portion 8a, be crimped on the width direction two end part of the back side 7c of wedge parts 7, thus, wedge parts 7 are biased, so, can be by wedge parts 7 at its width direction, with good balance, towards the gear part 9c application of force, thus, the 7b of tooth portion of wedge parts 7 further can be engaged in to gear part 9c reliably.
In addition, by forming the 1st lip part 3h accepting accepting on board 3a of parts 3, can pass through the 1st lip part 3h, strengthen accepting board 3a.Thus, even if not necessarily make to accept the wall thickness thickening of board 3a, still can, by accepting board 3a, bear the load from wedge parts 7 reliable and solidly.
And then, because the 1st lip part 3h is accepting accepting of parts 3 position in board 3a and back sides wedge parts 7 7c butt, to gear part 9c lateral bend, and along the length direction of accepting board 3a, extend and form, so for the gap size of accepting between board 3a and gear part 9c,, the size in wedge-like gap 5, can easily carry out fine adjustment, so that when the rotation of the reverse G of the 2nd accessory 9 stops, the 7b of tooth portion of wedge parts 7 is engaged in gear part 9c reliably.
In addition,, owing to forming the 2nd lip part 3i on board 3a accepting accepting of parts 3, so can pass through the 2nd lip part 3i, strengthen accepting board 3a.Thus, even if not necessarily make to accept the wall thickness thickening of board 3a, still can bear the load from wedge parts 7 by accepting board 3a reliable and solidly, thereby, can realize the further miniaturization of angle adjusting fitting 10.
And then, due to the 2nd lip part 3i be formed at accept in board 3a not with the position of the back side 7c butt of wedge parts 7, so the movement of the wedge parts 7 in wedge-like gap 5 is not subject to the 2nd lip part 3i, hinder.
In addition, in the seat 20 of present embodiment, on the seat frame frame assembly department 2a of the 1st accessory 1 (the 1st fitment body portion 2) of angle adjusting fitting 10, the regulation position of seat frame frame 21 is mounted with stationary state and links, and on the back of the body frame installation 9a of portion of the 2nd accessory 9, with stationary state installation, link the regulation position that has back of the body framework 22.Thereby, in this seat 20, in this angle adjusting fitting 10, play the effect identical with above-mentioned effect.
Above one embodiment of the present invention is illustrated, still, the present invention is not limited to the form shown in above-mentioned mode of execution, can carry out various changes.
In addition, angle adjusting fitting of the present invention is not limited to for reclining seats such as seat or vehicle seats, in addition, also can be used for bed or the foot pad of chair, headrest, handrail etc., also can be used for accessory that the angle of the panels such as panel of LCD is regulated etc., that is, can be used for the joint accessory that parts and another parts linked according to the mode that can regulate arbitrarily two parts angulations etc.
In addition, in the above-described embodiment, the open angle scope of relative the 1st accessory 1 of the 2nd accessory 9 in angle adjusting fitting 10 is approximately 95 °～approximately 180 °, but in the present invention, this open angle is not limited to above-mentioned scope, can, corresponding to application target or purposes, carry out various changes.
The application require in No. 2008-262121, the special Willing of the Japanese patent application of on October 8th, 2008 application preference, its disclosure former state ground forms the application's a part.
Term and the statement here used are used in order to illustrate; be not to explain and use in order to limit; also be not precluded within any equivalent of the feature item that illustrates and describe here, must recognize, also allow the various distortion in the scope of protection of present invention.
Utilizability in industry
The present invention is used in the middle angle adjusting fittings that use such as reclining seat (for example, seat or vehicle seat).
Claims (9)
1. an angle adjusting fitting, is characterized in that, possesses:
The 1st accessory, has the parts of accepting;
The 2nd accessory, via rotatingshaft, can relatively above-mentionedly accept parts and relatively along forward and reverse direction, link rotationally with above-mentioned the 1st accessory, and at peripheral portion, be formed with gear part;
Wedge parts;
The above-mentioned parts of accepting consist of the bending forming product of the sheet metal of cross section コ word shape, and described bending forming product have: the both sides board of a pair of opposed shape of accepting board and being bent to form from its width direction both side edges of the opposed shape of said gear portion ground configuration relatively;
Between the above-mentioned both sides board of accepting parts, and in above-mentioned wedge-like gap of accepting between board and said gear portion, above-mentioned wedge parts can be along the length direction in this wedge-like gap movably and to have limited the state configuration of the movement of width direction by above-mentioned both sides board, and then, make the tooth portion and the gear part engagement that on the outside of belly of the above-mentioned wedge parts towards said gear portion side, form, and make towards the back side of the above-mentioned above-mentioned wedge parts of accepting panel part side and above-mentionedly accept the plate face butt of board and accepted, thus, stop the reverse rotation of above-mentioned the 2nd accessory.
2. angle adjusting fitting according to claim 1, it is characterized in that, above-mentioned wedge parts are remained on to its tooth portion and be not formed at the edge of retaining plate with the maintenance recess of the state of said gear portion engagement, described retaining plate and side plate are disposed at the wide side in the above-mentioned wedge-like gap between the above-mentioned both sides board of accepting parts substantially in parallel.
3. angle adjusting fitting according to claim 2, is characterized in that, above-mentioned retaining plate and above-mentionedly accept parts split and form;
Be arranged at the above-mentioned engaging recessed part of accepting the width direction intermediate portion of accepting board of parts, mutually chimeric with the engaging recessed part being arranged on above-mentioned retaining plate, thus, above-mentioned retaining plate can not be sticked in the above-mentioned width direction intermediate portion of accepting board of accepting parts movably along the width direction of accepting board.
4. according to the angle adjusting fitting described in claim 2 or 3, it is characterized in that, above-mentioned wedge parts, by force application spring, are biased towards said gear portion,
In above-mentioned force application spring, at the two end part of this force application spring, stride across under the state of above-mentioned retaining plate, the intermediate portion of force application spring locks and is held on the hooking part being arranged on above-mentioned retaining plate;
The two end part of above-mentioned force application spring, by the restoring force producing in force application spring, are crimped on the width direction two end part at the back side of above-mentioned wedge parts, and thus, above-mentioned wedge parts are biased.
5. angle adjusting fitting according to claim 4, it is characterized in that, between the position of the above-mentioned retaining plate side in the above-mentioned both sides board of accepting parts, dispose under the state at position that above-mentioned in above-mentioned retaining plate accept panel part side, the position of the above-mentioned retaining plate side in the above-mentioned both sides board of accepting parts and the above-mentioned position of accepting panel part side in above-mentioned retaining plate link mutually via connection shaft;
Above-mentioned force application spring is formed by torsion-coil spring, and it is the coil portion of two that described torsion-coil spring has intermediate portion at this force application spring;
Two coil portions at above-mentioned force application spring stride across under the state of above-mentioned retaining plate, and these two coil portions insert in outward on above-mentioned connection shaft, and above-mentioned two coil portions link spring wire portion connected to each other is locked and is held on the hooking part of above-mentioned retaining plate;
The two end part of two coil portions of above-mentioned force application spring are by the twist recovery power producing in each coil portion, are crimped on the width direction two end part at the back side of above-mentioned wedge parts, and thus, above-mentioned wedge parts are biased.
6. according to the angle adjusting fitting described in claim 2 or 3, it is characterized in that, between the position of the above-mentioned retaining plate side in the above-mentioned both sides board of accepting parts, configure above-mentioned in above-mentioned retaining plate and accept under the state at position of panel part side, the position of the above-mentioned retaining plate side in the above-mentioned both sides board of accepting parts and the above-mentioned position of accepting panel part side in above-mentioned retaining plate link mutually via connection shaft;
And the position of above-mentioned rotatingshaft side in the above-mentioned both sides board of accepting parts and the position of the above-mentioned rotatingshaft side in above-mentioned retaining plate are by above-mentioned rotatingshaft pivot suspension.
7. angle adjusting fitting according to claim 1, it is characterized in that, at above-mentioned accepting of the parts position in board and back side butts above-mentioned wedge parts of accepting, be formed with the 1st lip part, described the 1st lip part is to above-mentioned gear part lateral bend, and the length direction extension of board is accepted on edge.
8. angle adjusting fitting according to claim 1, is characterized in that, above-mentioned accept parts accept in board not with the position of the back side butt of above-mentioned wedge parts, be formed with the 2nd lip part, described the 2nd lip part extends along the width direction of accepting board.
9. a reclining seat, is characterized in that, on the 1st accessory of angle adjusting fitting claimed in claim 1, and joint seat framework, and on the 2nd accessory of angle adjusting fitting, link back of the body framework.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008-262121 | 2008-10-08 | ||
| JP2008262121A JP5465410B2 (en) | 2008-10-08 | 2008-10-08 | Angle adjustment bracket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101718296A CN101718296A (en) | 2010-06-02 |
| CN101718296B true CN101718296B (en) | 2014-03-05 |
Family
ID=42252008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910211697.6A Expired - Fee Related CN101718296B (en) | 2008-10-08 | 2009-10-09 | Angle adjusting fitting |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5465410B2 (en) |
| CN (1) | CN101718296B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101192254B1 (en) | 2011-01-19 | 2012-10-17 | 주식회사 시디즈 | apparatus for adjusting a tilting limit angle of chair |
| CN102305235B (en) * | 2011-02-24 | 2013-07-24 | 延锋伟世通汽车饰件系统有限公司 | Gear and toothed rail rotating shaft assembly |
| JP2013185671A (en) * | 2012-03-08 | 2013-09-19 | Hikari:Kk | Angle adjustment metal fitting |
| JP2013183939A (en) * | 2012-03-08 | 2013-09-19 | Hikari:Kk | Metal fitting for angle adjustment |
| CN104814611B (en) * | 2015-01-23 | 2018-04-10 | 杭州精效家具制造有限公司 | A kind of stool |
| ES2909800T3 (en) * | 2015-02-23 | 2022-05-10 | Koyo Giken Kk | Angular and sofa adjustment tool |
| JP7072360B2 (en) * | 2017-09-15 | 2022-05-20 | 日本電産サンキョー株式会社 | Drive |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1042290A (en) * | 1963-03-01 | 1966-09-14 | Carl Robert Hamerstein | Improvements in and relating to hinge mechanisms for seats having adjustable back rests |
| US3352580A (en) * | 1964-02-10 | 1967-11-14 | Kurz Rudolf | Adjustable joint |
| US5169257A (en) * | 1992-06-26 | 1992-12-08 | Liou Shuen Yi | Angle adjustable joint |
| CN1149661A (en) * | 1995-08-21 | 1997-05-14 | 宋寅权 | Hinge for folding ladder |
| CN2615419Y (en) * | 2003-03-31 | 2004-05-12 | 厦门革新塑胶制品有限公司 | Multi-stage adjustable back regulator |
| CN1590788A (en) * | 2003-08-29 | 2005-03-09 | 山下直伸 | Angle-adjustable hinge |
| CN1823656A (en) * | 2005-02-25 | 2006-08-30 | 山下直伸 | Angular adjustment accessory |
| CN101227846A (en) * | 2005-07-20 | 2008-07-23 | 克茵泰克·索鲁申有限公司 | Catch fitting |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10215971A (en) * | 1997-02-04 | 1998-08-18 | M R Kenkyusho:Kk | Mechanism for moving seat surface and back rest of chair while interlocking them |
| JP2000287775A (en) * | 1999-04-13 | 2000-10-17 | Hikari:Kk | Backrest angle adjuster for floor chair or the like |
| JP2006322467A (en) * | 2005-05-17 | 2006-11-30 | Dainichi Kogyo:Kk | Turning angle adjusting device and legless chair equipped with it |
-
2008
- 2008-10-08 JP JP2008262121A patent/JP5465410B2/en not_active Expired - Fee Related
-
2009
- 2009-10-09 CN CN200910211697.6A patent/CN101718296B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1042290A (en) * | 1963-03-01 | 1966-09-14 | Carl Robert Hamerstein | Improvements in and relating to hinge mechanisms for seats having adjustable back rests |
| US3352580A (en) * | 1964-02-10 | 1967-11-14 | Kurz Rudolf | Adjustable joint |
| US5169257A (en) * | 1992-06-26 | 1992-12-08 | Liou Shuen Yi | Angle adjustable joint |
| CN1149661A (en) * | 1995-08-21 | 1997-05-14 | 宋寅权 | Hinge for folding ladder |
| CN2615419Y (en) * | 2003-03-31 | 2004-05-12 | 厦门革新塑胶制品有限公司 | Multi-stage adjustable back regulator |
| CN1590788A (en) * | 2003-08-29 | 2005-03-09 | 山下直伸 | Angle-adjustable hinge |
| CN1823656A (en) * | 2005-02-25 | 2006-08-30 | 山下直伸 | Angular adjustment accessory |
| CN101227846A (en) * | 2005-07-20 | 2008-07-23 | 克茵泰克·索鲁申有限公司 | Catch fitting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101718296A (en) | 2010-06-02 |
| JP2010088682A (en) | 2010-04-22 |
| JP5465410B2 (en) | 2014-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101718296B (en) | Angle adjusting fitting | |
| CN107074129B (en) | Rotary force transmits control mechanism and armchair structure | |
| CN103573063B (en) | Check chain fitting device | |
| CN102292238B (en) | Recliner for vehicle seats | |
| US20080303331A1 (en) | Vehicle Recliner | |
| CN102470783A (en) | Latching system associated with seat | |
| CN101959441A (en) | Vehicle seat reclining apparatus | |
| CN101096190A (en) | Controller for seat locking device | |
| US10207601B2 (en) | Vehicle seat | |
| CN104661870A (en) | Vehicle seat | |
| JP7027551B2 (en) | Armrest tilting device | |
| CN104507742B (en) | Seat slide device for vehicle | |
| KR102216952B1 (en) | Device recliner for vehicle | |
| CN205866463U (en) | Angular adjustment accessory and sofa | |
| CN105902029A (en) | Angular adjustment tool and sofa | |
| CN101094778B (en) | Comfort belt lumbar | |
| JP6761171B2 (en) | Vehicle seat | |
| JP5687781B2 (en) | Angle adjustment bracket | |
| JP6032969B2 (en) | Vehicle seat | |
| WO2013035536A1 (en) | Seat slide device for vehicle | |
| JP5908999B2 (en) | Angle adjustment bracket | |
| JP4863362B2 (en) | Vehicle seat | |
| EP2248701B1 (en) | Vehicle seat reclining structure | |
| JP7450562B2 (en) | seat sliding device | |
| JP6193662B2 (en) | Reclining mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20181009 |