Retainer fixing structure
The retainer fixing structure addresses the issue of lever member rotation by using a compact rotation suppression mechanism, ensuring secure attachment to a vehicle body during transport and assembly.
Patent Information
- Application Number
- JP2024041696
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2024-03-15
- Publication Date
- 2025-09-29
AI Technical Summary
Existing retainer fixing structures lack a compact rotation suppression mechanism for lever members, leading to potential rotation during transport and difficulty in attaching the retainer to a body.
A retainer fixing structure with a lever member that includes a shaft portion and an arm portion, featuring an engaging portion and an engaged portion within a lever mounting portion, which engages to prevent rotation and allows for compact accommodation.
The structure effectively prevents unintentional rotation of the lever member during transport, enabling secure attachment of the retainer to a vehicle body without additional space requirements.
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Figure 2025141666000001_ABST
Abstract
Description
[Technical Field]
[0001] The present disclosure relates to a retainer fixing structure. [Background technology]
[0002] Patent Document 1 discloses a pin member that is attached to a retainer, has a tip that protrudes from the retainer, and is inserted into and locked in a mounting hole formed in the body, thereby fixing the retainer to the body.
[0003] However, since the pin member does not have a rotation suppression mechanism, the pin member may rotate during transport of the retainer, making it impossible to insert and lock the pin member into the mounting hole in the body in that position.
[0004] In addition, the fastener in Patent Document 2 is equipped with a mechanism for suppressing rotation of the pin member, but this mechanism has a structure in which a protrusion formed on a flange that expands in diameter from the rotation axis of the fastener hits the retainer to prevent rotation of the fastener, which requires unnecessary space in the radial direction of the pin member. [Prior art documents] [Patent documents]
[0005] [Patent Document 1] Patent No. 5767019 [Patent Document 2] Japanese Patent Application Laid-Open No. 2018-184991 Summary of the Invention [Problem to be solved by the invention]
[0006] An object of the present disclosure is to provide a retainer fixing structure in which a rotation suppression mechanism for a lever member that is attached to a retainer and attaches the retainer to a body can be compactly accommodated in the retainer. [Means for solving the problem]
[0007] The retainer fixing structure of the first aspect comprises a retainer that is attached to the surface of a vehicle body and to which a bumper is fixed, a lever mounting portion that is provided on a part of the retainer and protrudes from the retainer toward the body, and a lever member that is rotatably inserted into the lever mounting portion and engages with the edge of the body, wherein the lever member comprises a shaft portion that is held within the lever mounting portion and an arm portion that extends from the tip of the shaft portion in a direction intersecting the axis of the shaft portion and is positioned on the back surface of the body, and is provided with a rotation suppression mechanism that includes an engaging portion provided on the outer periphery of the shaft portion and an engaged portion that is provided on the inner wall of the lever mounting portion and engages with the engaging portion to suppress rotation of the lever member.
[0008] In the retainer fixing structure of the first aspect, the lever member is rotated around its axis while the shaft portion of the lever member is held in the lever mounting portion of the retainer, and the engaging portion of the shaft portion engages with the engaged portion of the lever mounting portion.
[0009] The engagement between the engaging portion of the shaft and the engaged portion of the lever attachment portion prevents the lever member from rotating while the arm is facing in a predetermined direction. This prevents the lever member from rotating unintentionally during transport of the retainer, and allows the retainer to be fixed to the vehicle body without adjusting the position of the lever member during the process of attaching the retainer to the vehicle body.
[0010] Because the engagement portion that constitutes the rotation suppression mechanism is located within the lever attachment portion, the rotation suppression mechanism does not protrude outside the lever attachment portion, and is therefore more compact than when the rotation suppression mechanism is configured with a flange that protrudes from the lever member, eliminating the need for unnecessary space to accommodate the rotation suppression mechanism. In other words, the space required around the lever member can be reduced.
[0011] To secure the retainer to the body, the retainer is positioned at a predetermined position on the body surface, then the lever member is rotated to disengage the engaging portion from the engaged portion, and the edge of the body is clamped between the arm portion and the retainer, thereby securing the retainer to the body.
[0012] The retainer fixing structure of the second aspect is the retainer structure of the first aspect, in which the lever mounting portion is formed in a cylindrical shape and is circumferentially divided into a guide leg portion and a flexible leg portion that is thinner than the guide leg portion and has the engaged portion provided on the inside.
[0013] In the retainer fixing structure according to the second aspect, the flexible leg on which the engaged portion is provided is thinner than the guide leg, and therefore more susceptible to elastic deformation than the guide leg, and when the engaged portion and the engaging portion engage, the elastic force of the flexible leg can elastically press the engaged portion against the engaging portion of the lever member, thereby generating an appropriate frictional force between the engaging portion and the engaged portion.
[0014] A retainer fixing structure according to a third aspect is the retainer fixing structure according to the second aspect, wherein one of the guide legs is shorter than the other of the guide legs and the flexible leg.
[0015] The shaft of the lever member has an arm at its tip that extends in a direction that intersects with the axis of the shaft. Therefore, when attempting to insert the shaft into the lever mounting portion while aligning the axis of the shaft with the axis of the cylindrical lever mounting portion, the arm interferes with the surface of the retainer around the lever mounting portion, making it impossible to insert the shaft into the lever mounting portion.
[0016] When inserting the shaft into the lever mounting portion, tilt the shaft so that the tip of the arm faces the underside (rear side) of the short guide leg, and in that state push the tip of the arm into the underside (rear side) of one of the short guide legs.Then, align the axis of the shaft with the axis of the lever mounting portion, and the shaft with the arm at its tip can be inserted into the lever mounting portion.
[0017] If one short guide leg were to be the same length as the other guide legs and the flexible leg, the overall length of the lever mounting part would become longer, and the tip of the arm would interfere with the inner surface of the lever mounting part before reaching the lower side (rear side) of the lever mounting part, making it difficult to insert the shaft part into the inside of the lever mounting part.
[0018] In the retainer fixing structure of the fourth aspect, in the retainer fixing structure of any one of the first to third aspects, at least one of the engaging portion and the engaged portion has an inclined surface that is inclined in the rotation direction of the lever member.
[0019] In the retainer fixing structure according to the fourth aspect, when the lever member is rotated, the engaged portion overcomes the inclined surface of the engaging portion, or the engaging portion overcomes the inclined surface of the engaged portion, so that the lever member can be rotated to the predetermined position with a light force.
[0020] The retainer fixing structure of the fifth aspect is the retainer fixing structure of any one of the first to fourth aspects, in which a gripping portion is provided at the rear end of the shaft portion, and the protruding direction of the gripping portion from the shaft portion is different from the protruding direction of the arm portion.
[0021] When tilting the shaft of the lever member to insert the arm into the lever mounting portion of the retainer, if the protruding direction of the gripping portion is the same as the protruding direction of the arm, the tip of the gripping portion will interfere with the surface of the retainer, the tilt of the shaft will be insufficient, and it will be difficult to insert the arm deep into the lever mounting portion.
[0022] On the other hand, if the extension direction of the grip portion and the extension direction of the arm are different, when tilting the shaft of the lever member to insert the arm into the lever attachment portion of the retainer, the tip of the grip portion does not interfere with the surface of the retainer, so the shaft can be tilted sufficiently and the shaft can be inserted into the lever attachment portion so that the arm is positioned toward the back of the lever attachment portion. In other words, this makes it easier to assemble the lever member to the retainer. [Effects of the Invention]
[0023] As described above, according to the retainer fixing structure of the present disclosure, the rotation suppression mechanism for the lever member that is attached to the retainer and attaches the retainer to the body can be housed compactly in the retainer. [Brief explanation of the drawings]
[0024] [Figure 1] FIG. 2 is a perspective view showing a bumper mounting retainer attached to a side member of a vehicle. [Figure 2] FIG. 2 is a perspective view showing the bumper mounting retainer as viewed from the front side. [Figure 3] 1A is a perspective view showing the retainer body as seen from the back side, FIG. 1B is a plan view showing the insertion holes of the side members, and FIG. 1C is a perspective view showing the legs. [Figure 4] FIG. 2 is a perspective view showing the front surface of the front end portion of the retainer body as viewed from the back side. [Figure 5] FIG. 4 is a perspective view showing the surface of the front end portion of the retainer body. [Figure 6] FIG. 4 is a cross-sectional view showing the lever member inserted into the lever attachment portion. [Figure 7] 10A and 10B are perspective views showing a lever member. [Figure 8] FIG. 4 is a perspective view showing a lever member inserted into a lever attachment portion. [Figure 9] 10A and 10B are perspective views showing a process of inserting the shaft portion of the lever member into the cylindrical portion. [Figure 10] FIG. 4 is a perspective view showing the surface of the front end portion of the retainer body before clamping the side member. [Figure 11] FIG. 4 is a perspective view showing the retainer body and the lever member in a state before the side member is clamped. [Figure 12] 10 is a perspective view showing the surface of the front end portion of the retainer body when the side member is clamped. FIG. [Figure 13] FIG. 10 is a perspective view showing a retainer body and a lever member sandwiching a side member. [Figure 14] FIG. 10 is a perspective view showing a retainer body and a lever member sandwiching a side member. [Figure 15] FIG. 10 is a side view showing the lever member inserted into the lever attachment portion. [Figure 16] FIG. 10 is a perspective view showing a lever member according to a second embodiment. [Figure 17]FIG. 10 is a perspective view showing the surface of the front end portion of the retainer body according to the second embodiment. [Figure 18] FIG. 10 is a perspective view, partly in section, showing a lever member and a lever attachment portion according to a second embodiment. [Figure 19] 10(A) and 10(B) are cross-sectional views of a lever member and a lever attachment portion according to a second embodiment. DETAILED DESCRIPTION OF THE INVENTION
[0025] 1 to 15, a bumper-mounted retainer 10 according to one embodiment of the present disclosure will be described. The bumper-mounted retainer 10 is an example of a retainer according to the present disclosure. Note that in these figures, the arrow UP indicates the upward direction of the vehicle body, the arrow FR indicates the forward direction of the vehicle body, and the arrow IN indicates the inward direction of the vehicle width.
[0026] As shown in FIG. 1, in this embodiment, a bumper cover 14, which is an example of a bumper, is attached to a side member 12, which is an example of a body of an automobile, via a bumper attachment retainer 10.
[0027] As shown in Fig. 2, the bumper-mounted retainer 10 includes a retainer body 16 and a lever member 18. The retainer body 16 is made of, for example, synthetic resin, is formed in a plate shape, and is reinforced with a plurality of ribs 20 extending lengthwise and widthwise to increase rigidity. The lever member 18 is also made of, for example, synthetic resin.
[0028] Further, an engagement portion 22 is provided at a front end portion 16A, which is one end portion in the longitudinal direction of the retainer body 16, for engaging the front end portion 16A of the retainer body 16 with the side member 12. The configuration of the engagement portion 22 will be described later.
[0029] As shown in FIG. 3(A), the inner surface (surface facing the vehicle body) of the retainer body 16 is provided with a plurality of protruding leg portions 26 as mounting portions to be inserted into insertion holes 24 formed in the side member 12 shown in FIG. 3(B), and a plurality of protruding leg portions 28 as mounting portions.
[0030] 3(C), the leg 26 has a plurality of claws 26A, and each claw 26A is configured to be able to expand by inserting an expansion pin (not shown) between these claws 26A. Therefore, when the claws 26A of the leg 26 are inserted into the insertion holes 24 and the pin is inserted to expand them, the claws 26A engage with the insertion holes 24 of the side member 12, and the leg 26 is prevented from coming off.
[0031] The leg portion 28 is simply inserted into the insertion hole 24 of the side member 12, and no pin is used.
[0032] 2 and 3(A), a plurality of engagement portions 30 are provided at predetermined intervals in the longitudinal direction on the upper edge of the retainer body 16. Claw portions (not shown) formed on the bumper cover 14 are engaged with the engagement portions 30, thereby attaching the bumper cover 14 to the retainer body 16.
[0033] (Engagement part) Next, the engaging portion 22 will be described. 3(A) and 4, a cylindrical portion 32 as an example of a lever attachment portion that constitutes part of the engaging portion 22 is formed on the back surface (the surface on the side of the side member 12) of the front end portion 16A of the retainer body 16. A hole 32A of the cylindrical portion 32 opens to the surface of the retainer body 16.
[0034] 5, a recess 34 having an arc shape in plan view is formed around the hole 32A on the surface 16Af of the front end 16A of the retainer body 16. A slope 34A inclined relative to the surface 16Af of the front end 16A is formed in the bottom of the recess 34 at a longitudinally intermediate portion of the arc shape. In addition, a deepest portion 34B parallel to the surface 16Af of the front end 16A is formed on the bottom of the recess 34 below the slope 34A in the inclination direction.
[0035] Furthermore, an arc hole 36 having an arc shape in a planar view is formed on the surface 16Af of the front end portion 16A, outside the recess 34, and one end of a lever pin lock piece 38 having an arc shape in a planar view is connected to one longitudinal end of the arc hole 36.
[0036] One longitudinal end of lever pin lock piece 38 is integrally connected to retainer body 16. Lever pin lock piece 38 has, on the surface side of retainer body 16, an inclined surface 38A that slopes from one end to the other end, with recess 38B formed on the other end side of inclined surface 38A and protrusion 38C formed on the other end side of recess 38B.
[0037] When the protrusion 38C is pressed down, the lever pin lock piece 38 can be elastically tilted with one end serving as a fulcrum.
[0038] As shown in Figure 4, the tubular portion 32 is divided into four circumferential portions by four axially extending grooves 40, and is provided with a pair of opposing flexible legs 42 each having a long axial dimension, a guide leg 44A having the same axial dimension as the flexible leg 42, and a guide leg 44B having a shorter axial dimension than the flexible leg 42. The flexible leg portion 42 is formed thinner than the guide leg portion 44A and the guide leg portion 44B and is elastically deformable so as to tilt radially, thereby allowing at least a portion of the tubular portion 32 to expand in diameter.
[0039] As shown in FIGS. 4 and 6, an engaged portion 46 that projects radially inward and constitutes a part of the rotation suppression mechanism is formed at the axially intermediate portion of the inner peripheral surface of the flexible leg portion 42.
[0040] (Lever component) 6 and 7(A) and (B), the lever member 18 has a shaft 48 that is rotatably inserted into the hole 32A of the cylindrical portion 32, and a gripping portion 50 is formed on one end of the shaft 48 (the side that protrudes toward the front side of the retainer body 16), and an arm portion 52 is formed on the other end. The lever member 18 constitutes a part of the engaging portion 22.
[0041] 7(A) and 7(B), the arm 52 extends in one direction perpendicular to the axis of the shaft 48. The grip 50 extends in both directions perpendicular to the axis of the shaft 48. The direction in which the grip 50 extends from the shaft 48 is different from the direction in which the arm 52 extends. Specifically, in this embodiment, the direction in which the grip 50 extends and the direction in which the arm 52 extends are perpendicular (90°). It is preferable that the direction in which the grip 50 extends and the direction in which the arm 52 extends are perpendicular (90°), but they need not necessarily intersect at an angle close to 90°.
[0042] An annular groove 54 is formed in the axially intermediate portion of the shaft portion 48, and an engagement portion 56 that projects toward the grip portion 50 and constitutes part of the rotation suppression mechanism is formed on the side of the annular groove 54 on the arm portion 52 side. The tip portion of the engagement portion 56 on the grip portion 50 side is tapered, with inclined surfaces 56A on both circumferential sides. This engagement portion 56 is formed in the direction in which the grip portion 50 projects relative to the shaft portion 48. The engaging portion 56 may be formed in a direction different from the protruding direction of the gripping portion 50 rather than in the protruding direction of the gripping portion 50 relative to the shaft portion 48 . The engaged portion 46 and the engaging portion 56 constitute the rotation suppression mechanism of the present disclosure.
[0043] As shown in Figures 6 and 8, when the shaft portion 48 of the lever member 18 is inserted into the tubular portion 32, the engaging portion 56 of the shaft portion 48 is located closer to the arm portion 52 than the engaged portion 46 of the tubular portion 32, and when the lever member 18 is rotated so that the engaging portion 56 of the shaft portion 48 faces the engaged portion 46 of the tubular portion 32, the engaging portion 56 and the engaged portion 46 engage with each other.
[0044] Note that the above-mentioned engagement in the first embodiment refers to a state in which the engaging portion 56 and the engaged portion 46 are in contact with each other, generating a frictional force between the engaging portion 56 and the engaged portion 46, thereby preventing the lever member 18 from accidentally rotating. Note that the engagement can also be rephrased as sliding contact.
[0045] When the lever member 18 is in a position where the engaging portion 56 and the engaged portion 46 are engaged, the protruding base 58 formed on the underside (the surface on the arm portion 52 side) of the gripping portion 50 shown in Figures 7(A) and (B) faces the deepest portion 34B of the recess 34 formed in the retainer body 16 shown in Figure 5.
[0046] (Method of attaching the lever member to the retainer body) When attaching the lever member 18 to the retainer body 16, that is, when inserting the shaft portion 48 into the cylindrical portion 32, the following procedure is carried out.
[0047] First, as shown in Fig. 9(A), the lever member 18 is tilted so that the tip of the arm 52 of the lever member 18 faces the lower side (rear side) of the short guide leg 44B (the axis of the shaft 48 is tilted with respect to the axis of the tubular portion 32). In this state, as shown in Fig. 9(B), the tip of the arm 52 is pushed into the lower side (rear side) of the short guide leg 44B, and then the axis of the shaft 48 is aligned with the axis of the tubular portion 32, thereby allowing the shaft 48 with the arm 52 at its tip to be inserted into the tubular portion 32 as shown in Fig. 8. When the retainer body 16 is viewed from the front side, the lever member 18 is oriented as shown in Fig. 10.
[0048] As shown in Figure 8, when the arm portion 52 of the lever member 18 is positioned opposite the short guide leg portion 44B, the engaging portion 56 of the lever member 18 engages with the engaged portion 46 of the tubular portion 32, and the base 58 of the lever member 18 (see Figure 7) is in a position corresponding to the deepest portion 34B of the retainer body 16 (see Figure 5).
[0049] When the lever member 18 is inserted in this manner, the engaging portion 56 of the lever member 18 engages with the engaged portion 46 of the tubular portion 32, generating a frictional force between the engaging portion 56 and the engaged portion 46, suppressing rotation of the lever member 18. This prevents the lever member 18 from rotating unintentionally during transportation of the bumper mounting retainer 10, and allows the bumper mounting retainer 10 to be fixed to the side member 12 without adjusting the position of the lever member during the process of mounting the bumper mounting retainer 10 to the vehicle body.
[0050] (Fixing bumper mounting retainers to side members) The bumper mounting retainer 10, to which the lever member 18 is attached in a state in which rotation is restricted, is placed in front of the intended mounting position on the surface of the side member 12, and the bumper mounting retainer 10 is moved vertically toward the front of the side member 12. When the bumper mounting retainer 10 is positioned at the intended mounting position, the arm portion 52 of the lever member 18 is spaced apart from the edge portion of the side member 12 (the portion facing the protrusion 60 formed on the back surface of the retainer body 16), as shown in Figure 11 , which shows the bumper mounting retainer 10 from the back. Therefore, the bumper mounting retainer 10 can be positioned by abutting against the surface of the side member 12 without the arm portion 52 coming into contact with the side member 12. Note that positioning at the intended mounting position means arranging the legs 26 and 28 of the bumper mounting retainer 10 in front of the corresponding insertion holes 24 of the side member 12.
[0051] After positioning the bumper mounting retainer 10 in a predetermined position on the side member 12, the lever member 18 shown in Fig. 10 is rotated approximately 90° in the direction of arrow A so that the orientation of the lever member 18 changes from the orientation shown in Fig. 10 to the orientation shown in Fig. 12, as shown in Fig. 12. As a result, the edge portion of the side member 12 is positioned between the arm portion 52 and the protrusion 60 formed on the back surface of the retainer body 16, as shown in Figs. 13 and 14.
[0052] When the lever member 18 is rotated in the direction of arrow A in this manner, the base 58 on the back surface of the gripping portion 50 slides upward along the slope 34A of the recess 34 of the retainer body 16, and as a result, the lever member 18 rotates and moves in the direction of arrow B in Figure 15 (the direction in which the gripping portion 50 moves away from the retainer body 16).
[0053] As the lever member 18 moves as described above, the arm portion 52 rotates toward the back surface of the side member 12 and is pressed against the back surface of the side member 12, and the side member 12 is clamped between the arm portion 52 and the protrusion 60 formed on the back surface of the retainer body 16, thereby fixing the front end portion 16A of the bumper mounting retainer 10 to the side member 12.
[0054] Furthermore, when the side member 12 is sandwiched between the arm portion 52 and the retainer body 16, a plate-shaped engagement piece 62 (see FIG. 7) formed on the lower part of the grip portion 50 on the retainer body 16 side fits into and engages with the recess 38B of the lever pin lock piece 38, thereby restricting rotation of the lever member 18 and maintaining the state in which the side member 12 is sandwiched between the arm portion 52 and the retainer body 16. In other words, the lever member 18 can be locked by fitting and engaging the engagement piece 62 of the grip portion 50 into the recess 38B of the lever pin lock piece 38. When the lever pin lock piece 38 is pushed into the arc hole 36, the engagement piece 62 is disengaged from the recess 38B, allowing the lever member 18 to rotate.
[0055] In addition, by inserting a pin (not shown) into the leg portion 26 of the retainer body 16 inserted into the insertion hole 24 of the side member 12 and spreading the claws 26A, the bumper mounting retainer 10 can be fixed to the side member 12 by the leg portion 26.
[0056] [Second embodiment] 16 to 19(A) and (B), a bumper mounting retainer 10 according to a second embodiment of the present disclosure will be described. Note that the same components as those in the first embodiment are given the same reference numerals, and descriptions thereof will be omitted.
[0057] As shown in FIG. 16, the bumper mounting retainer 10 of this embodiment uses a lever member 64 that has a different shape from the lever member 18 of the first embodiment.
[0058] 17, the front end 16A of the retainer body 16 of this embodiment does not have the lever pin lock piece 38 (see FIG. 5) that was formed on the retainer body 16 of the first embodiment. Furthermore, as shown in FIG. 16, the gripping portion 50 of this embodiment does not have the engagement piece 62 that was provided on the gripping portion 50 of the first embodiment.
[0059] As shown in Figures 16, 18, and 19(A), the lever member 64 of this embodiment has a recess 66 formed in part of the annular groove 54 of the shaft portion 48, specifically, on the side where the arm portion 52 is formed and on the opposite side, into which the protruding engaged portion 46 of the tubular portion 32 engages.
[0060] In the second embodiment, when the lever member 64 is rotated so that the side member 12 is sandwiched between the arm portion 52 and the retainer body 16, as shown in Figures 18 and 19(A), the engaged portion 46 formed on the inner circumferential surface of the tubular portion 32 of the retainer body 16 is engaged so as to fit into the recess 66 formed in the shaft portion 48. This prevents the lever member 64 from rotating, and maintains the state in which the side member 12 is sandwiched between the arm portion 52 and the retainer body 16. In other words, the lever member 64 can be locked.
[0061] On the other hand, in the state before the bumper mounting retainer 10 is mounted (the state corresponding to Fig. 10 of the first embodiment), as shown in Fig. 19(B), the top of the engaging portion 68 formed on the shaft portion 48 of the lever member 64 is pressed against the engaged portion 46 of the tubular portion 32, causing the flexible leg portion 42 to elastically deform radially outward, and resulting in a state in which the diameter of a portion of the tubular portion 32 is expanded. Note that, as shown in Fig. 16, inclined surfaces 68A are formed on both circumferential sides of the top of the engaging portion 68.
[0062] That is, the engaging portion 68 and the engaged portion 46 are engaged with each other, generating a frictional force between the engaging portion 68 and the engaged portion 46, thereby restricting the rotation of the lever member 18.
[0063] Therefore, in this embodiment as well, the lever member 18 can be prevented from unintentionally rotating during transportation of the bumper mounting retainer 10, and the bumper mounting retainer 10 can be fixed to the side member 12 without adjusting the position of the lever member during the process of attaching the bumper mounting retainer 10 to the vehicle body.
[0064] [Other embodiments] The above describes one embodiment of the present disclosure, but the present disclosure is not limited to the above, and it goes without saying that various modifications can be made to the present disclosure without departing from the spirit of the present disclosure.
[0065] The bumper mounting retainer 10 in the above embodiment is fixed to the side member 12 by clamping the edge portion of the side member 12 between the arm portion 52 of the lever member 18 and the protrusion 60 formed on the back surface of the retainer body 16, but the portion clamped between the arm portion 52 and the protrusion 60 may be a part of the vehicle body other than the edge portion of the side member 12. [Explanation of symbols]
[0066] 10 Bumper mounting retainer (retainer) 12 Side member (body) 14 Bumper cover (bumper) 18 Lever member 32 Tube Department (Rapino Withdrawal Department) 42 Flexible feet 44A ガイド feet 44B ガイド feet 46 Fastened part (rotation inhibition mechanism) 48 shaft 50 grip 52 wrist 56 Clamping part (rotation inhibition mechanism) 56A inclined surface
Claims
1. a retainer attached to the surface of the vehicle body to which the bumper is fixed; a lever attachment portion provided on a part of the retainer and protruding from the retainer toward the body; a lever member that is rotatably inserted into the lever attachment portion and engaged with an edge portion of the body; Equipped with the lever member includes a shaft portion held within the lever attachment portion, and an arm portion extending from a tip end of the shaft portion in a direction intersecting an axis of the shaft portion and positioned on a back surface of the body, a rotation suppression mechanism including an engaging portion provided on an outer periphery of the shaft portion and an engaged portion provided on an inner periphery wall of the lever attachment portion, which engages with the engaging portion to suppress rotation of the lever member; Retainer fixed structure.
2. The lever attachment portion is formed in a cylindrical shape and is divided in a circumferential direction into a guide leg portion and a flexible leg portion that is thinner than the guide leg portion and has the engaged portion provided on the inner side. The retainer fixing structure according to claim 1 .
3. one of the guide legs is shorter than the other guide legs and the flexible leg; The retainer fixing structure according to claim 2 .
4. At least one of the engaging portion and the engaged portion has an inclined surface that is inclined in the rotation direction of the lever member. The retainer fixing structure according to claim 1 .
5. A grip portion is provided at the rear end of the shaft portion, The direction in which the gripping portion extends from the shaft portion is different from the direction in which the arm portion extends. The retainer fixing structure according to claim 1 .
Citation Information
Patent Citations
Manufacture of pure silicon granule for manufacturing polycrystalline silicon by fluidized bed method
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Fastener
JP2018184991A