JP2007008319A - Glass run channel assembly and window frame structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent falling off from a window frame bent portion, and maintaining good slidability of a lifting window plate for a long period. <P>SOLUTION: An extrusion molding part 41 has at least a base bottom portion 50 provided at a position facing the edge surface of the lifting window plate 15, wall parts 51, 52 on both the vehicle inside and vehicle outside which stand from both edges in a width direction of the base bottom surface 50 respectively, and both seal lips 62, 65 which are protruded from the top edge sides of both the wall parts 51, 52 toward the base bottom part 50 or the facing side wall parts 51, 52 respectively and which can be brought into elastic contact with both the surfaces of the lifting window plate 15. A joint part 70 has at least the seal lips 62, 65 on both the vehicle inside and vehicle outside formed so as to be integrated and continued by means of extrusion molding of the extrusion molding part 41, and falling prevention projections 80, 85 which are formed by means of extrusion molding, protruded to the outside of the wall parts on both the vehicle inside and vehicle outside so as to be elastically compressed, and brought into contact with a run attaching recess portion 30 of the window frame 20 to be engaged. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention includes, for example, a glass run channel assembly made of a long and elastic polymer material (rubber, thermoplastic elastomer, etc.), which is mounted on a window frame of a vehicle opening / closing door and guides the up-and-down movement of the up-and-down window plate. The present invention relates to a window frame structure including the glass run channel assembly.

In a vehicle opening / closing door, when a curved part is formed in a part of the window frame, for example, the upper frame part, the curved part of the window frame has a width dimension of the run mounting recess compared to other straight parts or inclined parts. It may spread widely.
For this reason, when the glass run channel formed by extrusion molding is bent while being bent along the curved portion of the window frame, the curved bent portion falls off from the curved portion of the window frame. There is a case.
As a countermeasure for this, for example, in a range corresponding to the curved portion of the window frame, a curved mold portion is formed by molding (molding by injection molding or compression molding) according to the shape of the curved portion of the window frame. Was addressed by forming.
In this case, in the glass run channel assembly, the curved mold-forming part is substantially the same as the glass run part formed by extrusion molding, and the base part provided at a position facing the end face of the elevating window plate, Both side walls on the inside and outside of the vehicle rising from both ends in the width direction of the base part, and projecting from the front end side of these both side wall parts toward the center part in the width direction of the base part and elastically contacting both sides of the lifting window plate Both the inside lip and the outside seal lip are formed.
Then, both the inner and outer seal lips of the curved molded part are subjected to urethane coating for ensuring slidability on the surface in contact with the elevating window plate.
That is, in the glass run portion formed by extrusion molding, in order to ensure slidability in the portions that contact the lift window plates of the seal lips on both the inside and outside of the vehicle, for example, both seals on the inside and outside of the vehicle are used. A low friction layer made of a material having a small friction coefficient is formed by extrusion molding (two-color molding) on the surface of the lip that contacts the elevating window plate.
On the other hand, since it is difficult to form a low-friction layer at the same time as molding in a curved mold part by injection molding or compression molding, both seal lips on the inside and outside of the car after molding. The urethane coating is applied to the surface that contacts the elevating window plate.
In addition, as for a glass run channel assembly having a structure in which general portions such as straight portions and inclined portions of a glass run are formed by extrusion molding and a bent portion is molded, for example, the one disclosed in Patent Document 1 is known. It has been.
JP 2003-118372 A

  By the way, in the above-described conventional glass run channel assembly, the elevating window is obtained by applying urethane coating to the surfaces of the curved molded portions that contact the elevating window plates of both the inside and outside seal lips. Although the slidability of the plate is ensured, the urethane paint on the urethane coating surface is peeled off after long-term use, and there is a problem in durability.

  In view of the above problems, an object of the present invention is to provide a glass run channel assembly that can prevent the window frame from falling off from the curved portion and can maintain the slidability of the elevating window plate well over a long period of time. It is to provide a three-dimensional and window frame structure.

In order to achieve the above object, a glass run channel assembly according to the invention of claim 1 is mounted in a run mounting recess of a window frame having a curved portion that is curved at least in a part in the longitudinal direction, and is a lifting window plate. A glass run channel assembly made of a long and elastic polymer material for guiding the vertical movement of
The glass run channel assembly includes an extrusion molding portion formed in a long length by extrusion molding, and a joint portion having a predetermined length provided integrally with the extrusion molding portion in a portion corresponding to the curved portion, Having at least
In the state where the glass run channel assembly is mounted in the run mounting recess of the window frame,
The extruded portion is a base portion provided at a position facing the end surface of the elevating window plate,
Both side walls on the vehicle inner side and the vehicle outer side rising from both ends in the width direction of the base part,
Both the vehicle inner and vehicle outer seal lips projecting from the front end side of the both side wall portions toward the base portion or the opposite side wall portions and elastically contacting both surfaces of the elevating window plate,
The joint portion is formed by continuous extrusion of the extrusion portion, both the vehicle inside and vehicle outside seal lips,
At least a protrusion for preventing slipping, which is formed by molding and protrudes elastically and compressively on the inside and outside of the both side walls on the inside and outside of the vehicle and engages in contact with the run mounting recess of the window frame. Yes,
It is characterized by that.

In the above-described configuration, the protrusion for preventing slip formed by molding at a joint portion of a predetermined length provided at a portion corresponding to the curved portion of the window frame comes into contact with the run mounting recess of the curved portion of the window frame. By combining, falling off from the curved part of the window frame is prevented.
Further, in the joint portion of a predetermined length provided in a portion corresponding to the curved portion of the window frame, both the vehicle inner side and the vehicle outer seal lip are formed integrally and continuously by extrusion molding of the extrusion molding unit. .
This eliminates the need for urethane coating on both the inside and outside seal lips of the joint.
Therefore, according to the invention which concerns on Claim 1, while falling out from the curved part of a window frame can be prevented, the sliding property of a raising / lowering window board can be favorably maintained over a long period of time.

A glass run channel assembly according to the invention of claim 2 is the glass run channel assembly according to claim 1,
The protrusion for preventing slipping is formed of an elastic material having a friction coefficient larger than that of the material constituting the part other than the protrusion for preventing slipping out at least in a portion that contacts and engages the run mounting recess of the window frame. Features.

In the above-described configuration, the protrusion for preventing slipping is formed of an elastic material having a large friction coefficient, so that a large frictional force is generated at the contact engaging portion between the protrusion for preventing slipping and the run mounting recess of the window frame, and the protrusion is strong. Engage with.
Therefore, according to the invention according to claim 2, in addition to the effect of the invention according to claim 1, it is possible to further prevent the window frame from falling off from the curved portion.

A glass run channel assembly according to the invention of claim 3 is the glass run channel assembly according to claim 1 or 2,
The joint portion includes a base portion, both side walls on the vehicle inner side and the outer side that form root portions of both side walls on the vehicle inner side and the outer side of the vehicle that rise from both ends in the width direction of the base portion, and a back surface of the base portion. And a push-up preventing protrusion protruding from the side to a position approaching or abutting the bottom surface of the run mounting recess of the window frame, and the base, the both side walls of the vehicle inner side and the vehicle outer side, and the push-up prevention The protrusions are integrally molded by mold molding,
The escape prevention protrusion is integrally formed on the outside of the both side wall roots.

In the above-described configuration, the push-up prevention protrusion protrudes to a position where it approaches or contacts the bottom surface of the run mounting recess of the window frame, so that the elevating window plate is closed and its end surface slides on the joint of the glass run channel assembly. Even when it hits the bottom surface of the groove, it is possible to prevent unexpected movement toward the bottom surface of the run mounting recess of the window frame.
Therefore, according to the invention of claim 3, in addition to the effect of the invention of claim 1 or 2, the joint portion of the glass run channel assembly moves unexpectedly toward the bottom surface of the run mounting recess of the window frame. Since this can be prevented, the elevating window plate can be guided up and down stably.
In addition, the base portion of the joint portion, the both side wall root portions on the vehicle inner side and the vehicle outer side, the push-up preventing protrusion and the protrusion preventing protrusion can be simultaneously and easily formed by injection molding or compression molding.

A glass run channel assembly according to the invention of claim 4 is the glass run channel assembly according to any one of claims 1 to 3,
The protrusion for preventing slipping is attached to the run mounting recess of the window frame so that it can slide with respect to the run mounting recess, and the run mounting when the run mounting recess fits into the run mounting recess. It has an inclined locking surface that contacts and engages with the engaging portion of the recess, and is formed in a solid shape with a substantially triangular cross section.

In the above configuration, when fitting into the run mounting recess of the window frame, the slip-out preventing projection having a substantially triangular cross section is guided by the inclined fitting guide surface, and the run mounting recess of the window frame. It is inserted in.
Further, in a state where the window frame is fitted in the run mounting recess, the inclined locking surface of the removal preventing projection comes into contact with and engages with the engaging portion of the run mounting recess.
Therefore, according to the invention according to claim 4, in addition to the effect of the invention according to any one of claims 1 to 3, it can be easily fitted and installed in the run mounting recess of the window frame, It is possible to prevent slipping by reliably engaging the inclined locking surface of the protrusion for preventing slipping with the engaging portion of the run mounting recess.

The glass run channel assembly according to the invention of claim 5 is the glass run channel assembly according to any one of claims 1 to 4,
A cut-like groove is formed on a surface of the base portion facing the lifting window plate at least in the joint portion.

In the above-mentioned configuration, the base portion is easily deformed inward in the direction in which both side wall portions approach each other due to the notch-shaped groove in the base portion, and can be easily fitted and mounted in the run mounting concave portion of the window frame.
Therefore, according to the invention concerning Claim 5, in addition to the effect of the invention concerning any one of Claims 1-4, the improvement of the mounting property with respect to the run mounting recessed part of a window frame can be aimed at.

A glass run channel assembly according to the invention of claim 6 is the glass run channel assembly according to any one of claims 1 to 5,
The elastic polymer material forming the extrusion part of the glass run channel assembly is characterized by being a vulcanized rubber material or thermoplastic elastomer material mainly composed of EPDM.

In the above configuration, any vulcanized rubber material or thermoplastic elastomer material mainly composed of EPDM is suitable as an extrusion material.
Therefore, according to the invention according to claim 6, in addition to the effect of the invention according to any one of claims 1 to 5, the extruded portion of the glass run channel assembly is extruded with a rubber material or a thermoplastic elastomer material. It can be easily formed by molding.

A glass run channel assembly according to the invention of claim 7 is the glass run channel assembly according to any one of claims 1 to 6,
Among the joint portions of the glass run channel assembly, the elastic polymer material that forms at least the protrusions for preventing slippage by molding is a vulcanized rubber material or a thermoplastic elastomer material.

In the above structure, a vulcanized rubber material mainly composed of EPDM is suitable as a material for compression molding. A thermoplastic elastomer material is suitable as an injection molding material.
Therefore, according to the invention according to claim 7, in addition to the effect of the invention according to any one of claims 1 to 6, at least the protrusion for preventing slipping out of the joint portion of the glass run channel assembly is a rubber material. It can be easily formed by compression molding or injection molding of a thermoplastic elastomer material.

A glass run channel assembly according to the invention of claim 8 is the glass run channel assembly according to any one of claims 1 to 7,
The glass run channel assembly includes an upper glass run along the upper frame portion of the window frame, both front and rear glass runs along the front and rear frame portions, both front and rear ends of the upper glass run, and both the front and rear portions. A corner glass run that joins the upper end of the glass run,
A junction is formed at least in the upper glass run.

In the above configuration, the glass run channel assembly along the window frame shape is easily formed by the upper glass run having the joint, the front and rear glass runs, and the corner glass run.
Therefore, according to the invention which concerns on Claim 8, in addition to the effect of the invention which concerns on any one of Claims 1-7, even when window frame shapes differ variously, the glass which follows these various window frame shapes A run channel assembly can be easily formed.

The window frame structure according to the invention of claim 9 is a long and elastic polymer material that guides the lifting and lowering movement of the lifting window plate in the run mounting recess of the window frame having a curved portion that is curved at least partially in the longitudinal direction. A window frame structure configured by mounting a glass run channel assembly comprising:
The glass run channel assembly includes an extrusion molding portion formed in a long length by extrusion molding, and a joint portion having a predetermined length provided integrally with the extrusion molding portion in a portion corresponding to the curved portion, Having at least
In the state where the glass run channel assembly is mounted in the run mounting recess of the window frame,
The extruded portion is a base portion provided at a position facing the end surface of the elevating window plate,
Both side walls on the vehicle inner side and the vehicle outer side rising from both ends in the width direction of the base part,
Both the vehicle inner and vehicle outer seal lips projecting from the front end side of the both side wall portions toward the base portion or the opposite side wall portions and elastically contacting both surfaces of the elevating window plate,
The joint portion is formed by continuous extrusion of the extrusion portion, both the vehicle inside and vehicle outside seal lips,
And at least a protrusion for preventing slipping that is formed by molding and protrudes outwardly from both side walls of the vehicle inside and outside of the vehicle so as to be elastically compressible and contacts and engages with a run mounting recess of the window frame. ,
It is characterized by that.

In the above-described configuration, the protrusion for preventing slip formed by molding at a joint portion of a predetermined length provided at a portion corresponding to the curved portion of the window frame comes into contact with the run mounting recess of the curved portion of the window frame. By combining, falling off from the curved part of the window frame is prevented.
Further, in the joint portion of a predetermined length provided in a portion corresponding to the curved portion of the window frame, both the vehicle inner side and the vehicle outer seal lip are formed integrally and continuously by extrusion molding of the extrusion molding unit. .
This eliminates the need for urethane coating on both the inside and outside seal lips of the joint.
Therefore, according to the invention which concerns on Claim 8, while falling out from the curved part of a window frame can be prevented, the slidability of a raising / lowering window board can be favorably maintained over a long period of time.

The window frame structure according to the invention of claim 10 is the window frame structure of claim 9,
The window frame is formed integrally with the door panel of the vehicle opening / closing door.

In the above-described configuration, in the window frame formed integrally with the door panel of the vehicle opening / closing door, the reinforcement panel may be omitted from the curved portion in order to reduce the weight of the vehicle body. For this reason, the curved portion of the window frame has a width dimension of the run mounting recess that is easier to come off than the portion in which the reinforcement panel is installed. By coming into contact with and engaging with the run mounting recess of the curved portion of the window frame, it is possible to satisfactorily prevent the window frame from falling off the curved portion.
Therefore, according to the invention of claim 10, in addition to the effect of the invention of claim 9, the window frame structure of the window frame and the glass run channel assembly formed integrally with the door panel of the vehicle opening / closing door As an excellent one.

The window frame structure according to the invention of claim 11 is the window frame structure of claim 9,
The window frame is formed separately from the door panel of the vehicle opening / closing door, and is fixed to the upper edge of the door panel.

In the above configuration, the curved portion of the window frame that is formed separately from the door panel of the vehicle opening / closing door and is fixed to the upper edge of the door panel has a width dimension of its run mounting recess compared to other straight portions or inclined portions. It is easy to spread and spread.
Even in such a case, the drop-out preventing protrusion can be satisfactorily prevented from falling off from the curved portion of the window frame by contacting and engaging the run mounting recess of the curved portion of the window frame.
Therefore, according to the invention of claim 11, in addition to the effect of the invention of claim 9, the window frame structure of the window frame fixed to the upper edge of the door panel of the vehicle opening / closing door and the glass run channel assembly As an excellent one.

  Next, the best mode for carrying out the present invention will be described with reference to examples.

  FIG. 1 is a side view showing a state in which a glass run channel assembly is mounted on a window frame of a vehicle opening / closing door according to an embodiment from the vehicle exterior side. FIG. 2 is a cross-sectional view taken along line II-II in FIG. FIG. 3 is a cross-sectional view taken along line III-III in FIG. FIG. 4 is an explanatory view showing the joint portion of the upper glass run and the back side in the vicinity thereof.

As shown in FIG. 1, a window frame 20 is formed integrally with a door panel (an outer panel 13 and an inner panel 14) 12 that forms a door body 11 of a vehicle opening / closing door (rear door in the figure) 10.
In this embodiment, as shown in FIG. 1, the window frame 20 includes a front frame portion 23 formed in a substantially upright shape on the front side of the upper edge portion of the door body 11, and an upper edge portion of the door body 11. The rear frame portion 24 is formed to be inclined toward the front on the rear side, and the front frame portion 23 and the upper frame portion 21 formed over the upper end of the rear frame portion 24 are provided. A curved portion 22 that is continuous with the upper end of the rear frame portion 24 is formed at the rear portion of the upper frame portion 21.
Further, a garnish 16 that closes the substantially triangular portion forming the substantially lower half of the rear frame portion 24 of the door body 11 is assembled, and separately from the door panel 12 from the inside of the rear portion of the door body 11 to the garnish 16. A rear sash 26 that is formed and fixed integrally is provided.
Further, a front sash 25 is provided inside the front portion of the door main body 11 so as to be continuous below the front frame portion 23 and formed separately from the door panel 12 and fixed integrally.

As shown in FIGS. 1 to 3, the window frame 20 is formed with a run mounting recess 30 having a step shape with a narrow opening side and a wide back side by the outer panel 13 and the inner panel 14.
As shown in FIGS. 1 and 2, a reinforcement panel 34 is provided inside the front frame portion 23 and the upper frame portion 21 excluding the curved portion 22.
As shown in FIG. 2, the reinforcement panel 34 includes a mounting portion 35 fixed to the inner panel 14 forming the inner wall surface of the run mounting recess 30 by spot welding or the like, and a bottom surface of the run mounting recess 30 from the mounting portion 35. A bottom plate portion 38 formed with a predetermined gap therebetween is formed to have a substantially L-shaped cross section.
The run mounting recess 30 has a shallow bottom surface 37 formed by the bottom plate portion 38 of the reinforcement panel 34 in the portion where the reinforcement panel 34 is provided, and the portion without the reinforcement panel 34 as shown in FIG. , The bottom surface of the inner panel 14 forms a deep bottom surface 33.

Further, an engaging portion 36 for engaging a glass run channel assembly 40 described in detail below protrudes from the attachment portion 35 of the reinforcement panel 34 by bending.
The front sash 25 and the rear sash 26 are formed with shallow run mounting recesses having substantially the same cross-sectional shape as the run mounting recess 30 in which the reinforcement panel 34 of the window frame 20 is disposed. ing.

  A glass made of an elastic polymer material (rubber, thermoplastic elastomer, etc.) which is attached to the window frame 20 of the vehicle door 10 and has a sliding groove 53 for guiding the raising / lowering movement of the elevating window plate 15 and which is long. The run channel assembly 40 is provided in a portion corresponding to the curved portion 22 of the upper frame portion 21 and the extrusion molding portion 41 formed in a long length by extrusion molding, and has a predetermined length formed by extrusion molding and die molding. And at least a joint 70.

In this embodiment, the glass run channel assembly 40 includes an upper glass run 43 composed of an extrusion molding portion 41 and a joint portion 70, a front side glass run 45 and a rear side glass run 46 comprised of extrusion molding, and an injection molding. Alternatively, a front side corner glass run 47 and a rear side corner glass run 49 are provided as molding parts by compression molding.
That is, the glass run channel assembly 40 includes an upper glass run 43 along the upper part of the upper frame part 21 and the rear frame part 24 of the window frame 20, and a front side glass run 45 along the front frame part 23 and the front sash 25. A rear glass run 46 along the rear sash 26, a front corner glass run 47 that joins the upper end of the front glass run 45 and the front end of the upper glass run 43, and the rear end of the upper glass run 43 The rear glass run 46 includes a rear corner glass run 49 that joins the upper end of the rear glass run 46, and at least the upper glass run 43 is formed with a curved bent portion 44 having a joint 70.

The elastic polymer material forming the upper glass run 43, the front glass run 45, and the rear glass run 46 formed by the extrusion of the glass run channel assembly 40 is appropriately selected from materials suitable for extrusion molding. For example, a vulcanized rubber material or thermoplastic elastomer material mainly composed of EPDM is used.
Further, the elastic polymer material for forming the front side corner glass run 47 and the rear side corner glass run 49 as a mold part by injection molding or compression molding is appropriately selected from materials suitable for injection molding or compression molding, For example, in the case of compression molding, a vulcanized rubber material mainly composed of EPDM is used, and in the case of injection molding, a thermoplastic elastomer material is used.
In this embodiment, as shown in FIG. 1, the front side corner glass run 47 is positioned in the longitudinal direction by approaching or abutting the upper end of the reinforcement panel 34 provided in the front frame portion 23. A positioning projection 48 (to prevent displacement) is integrally formed.

As shown in FIG. 2, when the glass run channel assembly 40 is mounted in the run mounting recess 30 of the window frame 20, the upper side glass run 43, the front side glass run 45, and the rear side glass run 46 are moved up and down. The base portion 50 provided at a position facing the end surface of the window plate 15, the side wall portion 51 on the vehicle outer side and the side wall portion 52 on the vehicle inner side rising from both ends in the width direction of the base portion 50 are integrally provided and the cross section is substantially omitted. It is formed in a U-shape, and the U groove portion is a sliding groove 53.
On the back surface of the base portion 50, a plurality or a plurality of ridges 54 are provided along the longitudinal direction so as to abut against the shallow bottom surface 37 of the run mounting recess 30 when the elevating window plate 15 is closed and perform a buffering action. Yes.
On the outside of the base portion of the side wall portion 51 on the vehicle outer side and the side wall portion 52 on the vehicle inner side, the vehicle outer stepped portion 31 of the run mounting recess 30 and the protruding portion 36 of the reinforcement panel 34 are elastically engaged and prevented from coming off. A lip-shaped vehicle outer side locking portion 60 and a vehicle inner side locking portion 61 are formed in an inclined manner.

As shown in FIG. 2, the front end portion of the side wall portion 51 on the vehicle outer side and the side wall portion 52 on the vehicle inner side protrude toward the base portion 50 or the opposite side wall portions 51 and 52, respectively, and on both surfaces of the elevating window plate 15. A vehicle outer side seal lip 62 and a vehicle inner side seal lip 65 which are in elastic contact are formed.
Further, a low friction layer 63 made of a material having a smaller friction coefficient than that of the main portion of the extruded portion 41 is formed on the back surfaces of the portions of the vehicle exterior seal lip 62 and the vehicle interior seal lip 65 that are in contact with both surfaces of the elevating window plate 15. 66 is formed by coextrusion (two-color molding) simultaneously with extrusion molding. Although not shown in the drawings, a low friction layer is similarly formed on the surface of the base portion 50 in contact with the elevating window plate 15.
Further, the front end portion of the side wall portion 51 on the vehicle outer side and the side wall portion 52 on the vehicle inner side project in a folded shape on the opposite side of the vehicle outer side seal lip 62 and the vehicle inner side seal lip 65, and the side wall portion 51 on the vehicle outer side. Further, recessed grooves 67a and 68a are formed between the vehicle interior side wall portion 52 and the vehicle interior side folding lip 67 and the vehicle interior side folding lip 68, respectively.

As shown in FIGS. 3 and 4, the joint portion 70 includes an outer seal lip 62 and an inner seal lip 65 integrally formed by extrusion molding of the upper glass run 43, and is formed by injection molding or compression molding. The outer stepped portion 31 and the inner stepped portion of the run mounting recess 30 of the window frame 20 are formed by molding, projecting to the outside of the side wall portion 51 on the vehicle outer side and the side wall portion 52 on the vehicle inner side so as to be elastically compressible. At least a vehicle-outside slip-off preventing projection 80 and a vehicle-side slip-out preventing projection 85 that are in contact with and engage with each other.
Further, the protrusion 80 for preventing the vehicle outside slip and the protrusion 85 for preventing the vehicle inside slip are at least a portion that contacts and engages the vehicle outside step portion 31 and the vehicle inside step portion 32 of the run mounting recess 30 of the window frame 20. It is formed of an elastic material having a friction coefficient larger than that of the material constituting the portions other than the vehicle outside slip prevention protrusions 80 and the vehicle inside slip prevention protrusions 85.

  In this embodiment, the joint portion 70 has a base portion 50 formed integrally by extrusion molding of the upper side glass run 43, a vehicle outer side wall having a vehicle outer side locking portion 60 and a vehicle inner side locking portion 61. The base portion of the side portion 52 and the side wall portion 52 on the vehicle inner side is cut off in a later step of the extrusion molding process, and as shown in FIG. 3, the side wall portion 51 on the vehicle outer side other than the root portion and the side portion on the vehicle inner side as shown in FIG. The side wall 52, the vehicle outer side seal lip 62 and the vehicle inner side seal lip 65, the vehicle outer side folding lip 67 and the vehicle inner side folding lip 68 are left. The cut portion is formed by injection molding or compression molding to form a base portion 71, a side wall root portion 72 outside the vehicle, a side wall root portion 73 inside the vehicle, a side wall root portion 72 outside the vehicle, and a side wall root portion 72 inside the vehicle. Root portions of the side wall portions 51 and 52 on the vehicle outer side and the vehicle inner side, each of which is formed by extrusion forming a vehicle outer side slip prevention projection 80 and a vehicle inner side slip prevention projection 85 protruding from the outside of the side wall root portion 73. As a result, the joint portion 70 is formed.

  Further, the base part 71 of the joint part 70 as a mold part by injection molding or compression molding, both side wall root parts 72 and 73 on the vehicle outer side and the vehicle inner side, and protrusions 80 and 85 for both slipping prevention on the vehicle outer side and the vehicle inner side are provided. The elastic polymer material to be formed is appropriately selected from materials suitable for injection molding or compression molding. For example, in the case of compression molding, a vulcanized rubber material mainly composed of EPDM is used. In, a thermoplastic elastomer material is used.

  Further, in this embodiment, the vehicle exterior drop prevention protrusion 80 and the vehicle interior drop prevention protrusion 85 form the opening of the run mounting recess 30 when fitted into the run mounting recess 30 of the window frame 20. Inclined fitting guide surfaces 81 and 86 that are slidable with respect to the run mounting recess 30, and the vehicle outside step portion 31 and the vehicle inside step portion 32 of the run mounting recess 30 when engaged with the run mounting recess 30. As shown in FIG. 2, the engaging surfaces 82 and 87 having an inclined shape that are in contact with each other are adjacent to each other, and the apexes of the engaging surfaces 82 and 87 are formed in a substantially triangular cross section projecting outward and inward.

Further, in this embodiment, as shown in FIG. 3, on the back side of the base portion 71 of the joint portion 70, a protrusion preventing projection 90 is projected to a position approaching or contacting the deep bottom surface 33 of the run mounting recess 30. Is formed.
Further, in this embodiment, at least a substantially central portion of the surface of the base portion 71 of the joint portion 70 facing the end surface of the elevating window plate 15 is formed with a groove 75 that is cut in the longitudinal direction.

This embodiment is configured as described above.
Therefore, in the state where the glass run channel assembly 40 is mounted on the window frame 20, as shown in the figure, in the portion corresponding to the curved portion 22 of the window frame 20, the upper side glass run of the glass run channel assembly 40. A part of 43 is bent and attached in a curved shape, and this part is a curved bent part 44. A joint 70 having a predetermined length exists at the curved bent portion 44.
In the curved portion 22 of the window frame 20, the locking surfaces 82 and 87 of the both-outside and inside-side projections 80 and 85 provided on the joint portion 70 are located on the outside and inside the vehicle of the run mounting recess 30. By coming into contact with and engaging with both stepped portions 31 and 32, the window frame 20 can be prevented from coming off from the curved portion 22 satisfactorily.

Further, in the joint portion 70 having a predetermined length of the curved bent portion 44 provided at a portion corresponding to the curved portion 22 of the window frame 20, both the seal lips 62 and 65 on the vehicle inner side and the vehicle outer side are formed by the extrusion molding portion. The low friction layers 63 and 66 are simultaneously formed on the surface of the portion which is integrally formed by extrusion molding 41 and is in contact with the elevating window plate 15.
This eliminates the need to apply urethane coating to both the inside and outside seal lips 62 and 65 of the joint 70.
As a result, it is possible to satisfactorily prevent the window frame 20 from falling out from the curved portion 22, and there is no problem that the urethane paint peels off due to long-term use, and the sliding property of the elevating window plate 15 is improved over a long period of time. Can be maintained.

In this embodiment, a window frame 20 is formed integrally with the door panel 12 of the vehicle opening / closing door 10.
In such a window frame 20, the reinforcement panel 39 may be omitted from the curved portion 22 in order to reduce the weight of the vehicle body. For this reason, the curved portion 22 of the window frame 20 has a larger width dimension of the run mounting recess 30 than the portion in which the reinforcement panel 39 is provided, and the glass run channel at the location is easily dropped off. However, even in such a case, the locking surfaces 82 and 87 of the protrusions 80 and 85 on both the outside and the inside of the vehicle are connected to the outside and the inside of the run mounting recess 30 of the curved portion 22 of the window frame 20. By coming into contact with and engaging the two step portions 31 and 32, the window frame 20 can be prevented from coming off from the curved portion 22 satisfactorily. In this case, the distance between the apexes of the protrusions 80 and 85 on both the outside and the inside of the vehicle must be larger than the width on the opening side of the run mounting recess 30, and this condition is satisfied. Needless to say.
Therefore, the window frame structure of the window frame 20 formed integrally with the door panel 12 of the vehicle opening / closing door 10 and the glass run channel assembly 40 is excellent.

Further, the protrusions 80 and 85 on both the outside and the inside of the vehicle are at least the protrusions 80 and 85 on the outside and the inside of the vehicle at least in the portion that contacts and engages the run mounting recess 30 of the window frame 20. , 85 is formed of an elastic material having a coefficient of friction larger than that of the material constituting the portion.
In this way, the both-outlet prevention protrusions 80, 85 on the vehicle outside and the inside of the vehicle are formed of an elastic material having a large friction coefficient, so that both the protrusions 80, 85 on the vehicle outside and the inside of the vehicle and the window frame. A large frictional force is generated at the contact engagement portion with the 20 run mounting recesses 30 to be firmly engaged.
For this reason, the drop-off from the curved portion 22 of the window frame 20 can be prevented even better.

Further, in this embodiment, the both-outside and inside-out prevention protrusions 80, 85 have inclined fitting guide surfaces 81, 86 and inclined locking surfaces 82, 87, and the apexes thereof. Are formed in a solid shape of a substantially triangular cross section projecting outward and inward of the vehicle, respectively.
When fitting into the run mounting recess 30 of the window frame 20, the inclined fitting guide surfaces 81 and 86 of the protrusions 80 and 85 on both the outside and inside of the vehicle are the openings of the run mounting recess 30. And slides into the door panel 12 to form the opening.
Thus, the glass run channel assembly 40 is easily fitted into the run mounting recess 30 while being guided.

In the state where the glass run assembly 40 is fitted and fitted into the run mounting recess 30 of the window frame 20, the inclined locking surfaces 82 of the protrusions 80 and 85 for preventing both slipping on the vehicle outer side and the vehicle inner side are provided. 87 contacts and engages both step portions 31 and 32 on the vehicle outer side and the vehicle inner side as engaging portions of the run mounting recess 30.
In this way, the glass run channel assembly 40 can be easily fitted and mounted in the run mounting recess 30 of the window frame 20, and the step portions 31, 32 on the outside and inside of the run mounting recess 30. Further, the locking surfaces 82 and 87 having the inclined shapes of the protrusions 80 and 85 on both the outside and the inside of the vehicle can be reliably engaged to prevent the locking.

  Further, in this embodiment, as shown in FIG. 3, up to a position where the push-up preventing projection 90 approaches or contacts the deep bottom surface 33 of the run mounting recess 30 of the window frame 20 on the back surface side of the base portion 71 of the joint portion 70. By projecting, the elevating window plate 15 is closed and the end surface of the glass run channel assembly 40 abuts against the joint 70 of the glass run channel assembly 40 and the bottom surface of the sliding groove 53 in the vicinity thereof (surface of the base portions 71 and 50). In addition, since the glass run channel assembly 40 can be prevented from unexpectedly moving toward the deep bottom surface 33 of the run mounting recess 30 of the window frame 20, the elevating window plate 15 can be guided up and down stably, and the glass It is possible to prevent deterioration in appearance due to misalignment of the run assembly 40.

Further, by preventing the glass run channel assembly 40 from moving toward the deep bottom surface 33 of the run mounting recess 30, the tips of the folding lips 67 and 68 on the outside and inside of the vehicle rub against the outer surface of the window frame 20 and wear. Can be prevented.
Further, in this embodiment, in the post process of the extrusion molding process, the base portion 71 of the joint portion 70, both side wall root portions 72 and 73 on the vehicle inner side and the vehicle outer side, the protrusion preventing protrusion 90 and both the vehicle outer side and the vehicle inner side are provided. The escape preventing projections 80 and 85 can be simultaneously and easily formed by injection molding or compression molding.

  Further, in this embodiment, at least the base portion 71 of the joint portion 70 of the glass run channel assembly 40 is provided with the base portion 71 on both sides of the vehicle outer side and the vehicle outer side by a notched concave groove 75 formed in the longitudinal direction. The walls 51 and 52 are easily deformed inward in the direction in which they approach each other. For this reason, at least the joint part 70 of the glass run channel assembly 40 can be easily fitted into the run mounting recess 30 of the window frame 20 and mounting can be improved.

  Further, the elastic polymer material forming the upper side glass run 43, the front side glass run 45 and the rear side glass run 46 as the extrusion part 41 of the glass run channel assembly 40 is suitable as an extrusion material, for example. Since it is a vulcanized rubber material or thermoplastic elastomer material mainly composed of EPDM, the extruded portion 41 of the glass run channel assembly 40 can be easily formed by extrusion.

  Further, the front side corner glass run 47, the rear side corner glass run 49 and the base portion 71 of the joint portion 70 as the mold forming portion of the glass run channel assembly 40, the vehicle outer side, and both side wall base portions 72 and 73 on the vehicle inner side. The elastic polymer material for forming the protrusions 80 and 85 for preventing both slipping out of the vehicle exterior and vehicle interior is appropriately selected from materials suitable for injection molding or compression molding. For example, in the case of compression molding, EPDM is mainly used. In the case of injection molding, a thermoplastic elastomer material is used, so that each of the above-described molded parts can be easily formed by injection molding or compression molding.

The glass run channel assembly 40 includes an upper glass run 43, front and rear glass runs 45 and 46, front and rear ends of the upper glass run 43, and upper ends of both front and rear glass runs 45 and 46. Are formed at the front and rear corner glass runs 47 and 49, and at least the upper glass run 43 is formed with a curved bent portion 44 having a joint 70.
Thus, the window frame 20 is formed by the upper glass run 43 in which the curved bent portion 44 having the joint portion 70 is formed, the front and rear glass runs 45 and 46, and the front and rear corner glass runs 47 and 49. Since the glass run channel assembly 40 along the shape of the window frame 20 is easily formed, the glass run channel assembly 40 along the shape of the various window frames 20 can be easily formed even when the shape of the window frame 20 is variously different. Can be formed.

Although the present invention has been described in detail based on the specific embodiments, the present invention is not limited to the above-described embodiments, and may be appropriately changed within the scope of achieving the object of the present invention.
For example, in the above-described embodiment, the case where the window frame structure of the window frame 20 and the glass run channel assembly 40 formed integrally with the door panel 12 of the vehicle opening / closing door 10 is illustrated, but the window frame is a sash. Even when formed by a type of window sash, it can be well adapted.
That is, as shown in FIG. 5, the window frame sash 120 forming the window frame is formed separately from the door panel of the vehicle opening / closing door and is fixed to the upper edge of the door panel.
The window frame sash 120 has a curved portion 122 corresponding to the curved portion 22 of the above embodiment, but the curved portion 122 has a variation in the width dimension of the run mounting recess 130 as compared with other straight portions and inclined portions. Easy to spread.
Even in such a case, the joint 170 of the curved bent portion 144 of the glass run channel assembly 140 provided at a position corresponding to the curved portion 122 of the window frame sash 120 is molded by injection molding or compression molding. , At least the projections 180 and 185 for preventing both slipping out of the vehicle exterior and vehicle interior are formed.
Further, the protrusions 180 and 185 on both the outside and the inside of the vehicle come into contact with the step mounting portions 130 of the curved portion 122 of the window frame sash 120 so as to come into contact with the step portions 131 and 132 on the outside and the inside of the vehicle. By doing so, it is possible to satisfactorily prevent the window frame sash 120 from falling off the curved portion 122. The curved portion 122 of the window frame sash 120 of the present embodiment is formed with a shallow run mounting recess 130, so that a push-up preventing projection is formed on the bottom surface of the joint 170 of the glass run assembly 140. Not.
Therefore, the window frame structure of the sash-type window frame sash 120 and the glass run channel assembly 140 fixed to the upper edge of the door panel of the vehicle opening / closing door is excellent.

It is a side view which shows the state by which the glass run channel assembly was mounted | worn with the window frame of the opening / closing door for vehicles which concerns on the Example of this invention from the vehicle outer side. It is a cross-sectional view along II-II line of FIG. FIG. 3 is a transverse sectional view taken along line III-III in FIG. 1. It is explanatory drawing which similarly shows the junction part of an upper part glass run, and the back surface side of the vicinity. FIG. 5 is a cross-sectional view showing a window frame structure of a sash-type window frame sash fixed to a door panel upper edge portion of a vehicle opening / closing door and a glass run channel assembly according to another embodiment of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Vehicle opening / closing door 12 Door panel 15 Elevating window plate 20 Window frame 21 Upper frame part 22 Curved part 23 Front frame part 24 Rear frame part 25 Front sash 26 Rear sash 30 Run mounting recessed part 31 Car outer side step part 32 Car inner side step part 34 Reinforcement Panel 40 Glass Run Channel Assembly 41 Extrusion Portion 43 Upper Glass Run 44 Curved Bend 45 Front Glass Run 46 Rear Glass Run 50 Base 51 Car Side Wall 52 Car Side Wall 62 Car exterior seal lip 65 Car interior seal lip 70 Joint 80 Car exterior drop prevention protrusion 85 Car interior release prevention protrusion 90 Push-up prevention protrusion

Claims (11)

A glass run channel assembly made of a long and elastic polymer material that is mounted in a run mounting recess of a window frame having a curved portion that is curved in at least a part in the longitudinal direction and guides the lifting and lowering movement of the lifting window plate. ,
The glass run channel assembly includes an extrusion molding portion formed in a long length by extrusion molding, and a joint portion having a predetermined length provided integrally with the extrusion molding portion in a portion corresponding to the curved portion, Having at least
In the state where the glass run channel assembly is mounted in the run mounting recess of the window frame,
The extruded portion is a base portion provided at a position facing the end surface of the elevating window plate,
Both side walls on the vehicle inner side and the vehicle outer side rising from both ends in the width direction of the base part,
Both the vehicle inner and vehicle outer seal lips projecting from the front end side of the both side wall portions toward the base portion or the opposite side wall portions and elastically contacting both surfaces of the elevating window plate,
The joint portion is formed by continuous extrusion of the extrusion portion, both the vehicle inside and vehicle outside seal lips,
At least a protrusion for preventing slipping, which is formed by molding and protrudes elastically and compressively on the inside and outside of the both side walls on the inside and outside of the vehicle and engages in contact with the run mounting recess of the window frame. Yes,
A glass run channel assembly characterized by that. The glass run channel assembly of claim 1,
The protrusion for preventing slipping is formed of an elastic material having a friction coefficient larger than that of the material constituting the part other than the protrusion for preventing slipping out at least in a portion that contacts and engages the run mounting recess of the window frame. Characteristic glass run channel assembly. The glass run channel assembly according to claim 1 or 2,
The joint portion includes a base portion, both side walls on the vehicle inner side and the outer side that form root portions of both side walls on the vehicle inner side and the outer side of the vehicle that rise from both ends in the width direction of the base portion, and a back surface of the base portion. And a push-up preventing protrusion protruding from the side to a position approaching or abutting the bottom surface of the run mounting recess of the window frame, and the base, the both side walls of the vehicle inner side and the vehicle outer side, and the push-up prevention The protrusions are integrally molded by mold molding,
The glass run channel assembly, wherein the protrusions for preventing slipping are integrally formed on the outside of the both side wall roots. The glass run channel assembly according to any one of claims 1 to 3,
The protrusion for preventing slipping is attached to the run mounting recess of the window frame so that it can slide with respect to the run mounting recess, and the run mounting when the run mounting recess fits into the run mounting recess. A glass run channel assembly having an inclined locking surface that contacts and engages with an engaging portion of a concave portion and is formed in a solid shape having a substantially triangular cross section. A glass run channel assembly according to any one of claims 1-4,
A glass run channel assembly, wherein a cut groove is formed on a surface of the base portion facing the lifting window plate at least in the joint portion. A glass run channel assembly according to any one of claims 1-5,
The glass run channel assembly, wherein the elastic polymer material forming the extruded portion of the glass run channel assembly is a vulcanized rubber material or thermoplastic elastomer material mainly composed of EPDM. The glass run channel assembly according to any one of claims 1 to 6,
The glass run channel assembly is characterized in that, among the joint portions of the glass run channel assembly, the elastic polymer material for forming at least the protrusions for preventing slippage by molding is a vulcanized rubber material or a thermoplastic elastomer material. . A glass run channel assembly according to any one of claims 1-7,
The glass run channel assembly includes an upper glass run along the upper frame portion of the window frame, both front and rear glass runs along the front and rear frame portions, both front and rear ends of the upper glass run, and both the front and rear portions. A corner glass run that joins the upper end of the glass run,
A glass run channel assembly, wherein a joint is formed at least in the upper glass run. A long glass run channel assembly made of an elastic polymer material is installed in the run mounting recess of the window frame having a curved portion that is curved at least in the longitudinal direction. A window frame structure,
The glass run channel assembly includes an extrusion molding portion formed in a long length by extrusion molding, and a joint portion having a predetermined length provided integrally with the extrusion molding portion in a portion corresponding to the curved portion, Having at least
In the state where the glass run channel assembly is mounted in the run mounting recess of the window frame,
The extruded portion is a base portion provided at a position facing the end surface of the elevating window plate,
Both side walls on the vehicle inner side and the vehicle outer side rising from both ends in the width direction of the base part,
Both the vehicle inner and vehicle outer seal lips projecting from the front end side of the both side wall portions toward the base portion or the opposite side wall portions and elastically contacting both surfaces of the elevating window plate,
The joint portion is formed by continuous extrusion of the extrusion portion, both the vehicle inside and vehicle outside seal lips,
And at least a protrusion for preventing slipping that is formed by molding and protrudes outwardly from both side walls of the vehicle inside and outside of the vehicle so as to be elastically compressible and contacts and engages with a run mounting recess of the window frame. ,
A window frame structure characterized by that. The window frame structure according to claim 9,
A window frame structure, wherein the window frame is formed integrally with a door panel of a vehicle opening / closing door. The window frame structure according to claim 9,
A window frame structure, wherein the window frame is formed separately from a door panel of a vehicle opening / closing door and is fixed to an upper edge portion of the door panel.

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