1. A motor vehicle window lifter with a twistable or bendable guide rail on which a driver to be coupled with a window pane is shiftably mounted and which includes fastening points which are connectable with fastening receptacles of a carrier element, wherein a twist of the initially straight guide rail with a specified degree of twisting andor a bend of the guide rail with a specified bending radius is effected by bracing the fastening points of the guide rail with the fastening receptacles of the carrier element,
characterized by
at least one supporting point (42, 43, 61-63) between the fastening receptacles (41-48) of the carrier element (2), on which the guide rail (3) supports on bracing the guide rail (3) with the carrier element (2).
2. The window lifter according to claim 1, characterized in that the at least one supporting point (41, 42, 43, 61-63) is shaping for the curvature or twist of the guide rail (3).
3. The window lifter according to claim 1 or 2, characterized in that a substantially straight guide rail (3) is bent when bracing the guide rail (3) with the carrier element (2) by supporting the guide rail (3) on the supporting point (61) and attaching the same to fastening receptacles (41) of the carrier element (2).
4. The window lifter according to claim 1 or 2, characterized in that a guide rail (3\u2032) pre-bent with a first bending radius (R1) is bent up to a second bending radius (R2), which is greater than the first bending radius (R1), or straightened by supporting andor attaching the guide rail (3\u2032) at the supporting point (42) and fastening the same to the fastening receptacles (41) of the carrier element (2).
5. The window lifter according to claim 1 or 2, characterized in that between the fastening points (51) arranged at the end regions of the guide rail (3) at least one further fastening andor supporting point (52) is provided, between which and the fastening points (51) arranged in the end regions of the guide rail (3) at least one supporting point (62) each is arranged.
6. The window lifter according to claim 5, characterized in that the fastening points (51, 52) and the supporting points (61, 62) are arranged andor formed such that when bracing the guide rail (3) with the carrier element (2) different twists andor bending radii are obtained along the guide rail, in particular between the fastening points (51, 52).
7. The window lifter according to at least one of the preceding claims, characterized in that at least one supporting point (42, 43, 61-63) is formed as additional fastening point (51-58).
8. The window lifter according to at least one of the preceding claims, characterized in that at least one fastening receptacle (41) is provided at the body (1; 1b) of a motor vehicle door as carrier element (2) and at least one fastening receptacle (41; 44, 45) is provided on a carrier plate to be connected with the door body (1; 1b) or on a function carrier as carrier element (2) and that the fastening receptacles (41; 44, 45) correspond with fastening points (51; 54-56) of the guide rail (3).
9. The window lifter according to claim 8, characterized in that the guide rail (3) is pre-positionable by means of a hook-shaped fastening receptacle (44) formed on the carrier element (2), which can be put through a fastening point of the guide rail (3) formed as opening (54).
10. The window lifter according to claim 8 or 9, characterized by a first bending radius (R1) of the guide rail (3) premounted on the carrier element (2) and a second bending radius (R2) during assembly of the carrier element (2) with the guide rail (3) pre-mounted on the carrier element (2) into the door body (1; 1b).
11. The window lifter according to at least one of the preceding claims, characterized in that the fastening receptacles (46) of the carrier element (2) consist of slotted box sections into which the fastening points (57) of the guide rail (3) can be put, wherein the fastening points (57) of the guide rail (3) consist of webs angled from the guide rail (3), and that supporting webs andor supporting sections (21, 22; 63) protruding from the surface of the carrier element (2) engage in supporting webs andor supporting sections (32) protruding from the guide rail (3).
12. The window lifter according to at least one of the preceding claims 1 to 10, characterized in that the fastening receptacles of the carrier element (2) consist of a carrier element hook (48, 48\u2032) protruding from the surface of the carrier element (2) and a clip (47) and the fastening points of the guide rail (3) consist of a guide rail hook (58, 58\u2032), which engages behind the carrier element hook (48, 48\u2032), and a clip protrusion (57) cooperating with the clip (47) of the carrier element (2), which are formed such that after putting the guide rail hook (58, 58\u2032) into the carrier element hook (48, 48\u2032) the guide rail (3) can be pivoted about the positive connection of the guide rail hook (58, 58\u2032) and carrier element hook (48, 48\u2032), until the clip protrusion (57) of the guide rail (3) snaps into the clip (47) of the carrier element (2).
13. The window lifter according to claim 12, characterized in that the surface of the carrier element (2) facing the guide rail (3) includes a cutout (48\u2032) in the plug-in opening of the carrier element hook for accommodating an elongated guide rail hook (58\u2032).
14. The window lifter according to at least one of the preceding claims, characterized in that at least one fastening receptacle of the carrier element (2) and a fastening point of the guide rail (3) andor at least one supporting point of the carrier element (2) isare formed as adhesive connection (7) between the surfaces of the carrier element (2) and the guide rail (3).
15. The window lifter according to claim 14, characterized by at least one spacer (24, 26, 32) arranged between the surfaces of the carrier element (2) to be connected with each other by the adhesive connection (7) and the guide rail (3), which protrudes from the surface of the carrier element (2) andor the guide rail (3).
16. The window lifter according to claim 14 or 15, characterized in that laterally of the surfaces of the carrier element (2) to be connected by the adhesive connection (7) and the guide rail (3) depressions (23) andor at least one opening (20) in the carrier element (2) is arranged in the region of the surfaces of the carrier element (2) to be connected by the adhesive connection (7) and of the guide rail (3), into or through which excess, non-cured adhesive can flow off.
17. The window lifter according to at least one of the preceding claims 14 to 16, characterized in that the surface (29) of the carrier element (2) is structured by alternating elevations and depressions, wherein between the surface of the guide rail (3) and the elevations and depressions of the surface (29) of the carrier element (2) alternating spaces are formed for taking up adhesive.
18. The window lifter according to at least one of the preceding claims, characterized in that at least one fastening receptacle of the carrier element (2) is formed as clip connection (47, 48) into which the lateral edges of the guide rail (3) can be clipped.
19. The window lifter according to at least one of the preceding claims, characterized in that the guide rail (3) is made of an extruded plastic material permeable for laser radiation (13) and the carrier element (2) is made of a material absorbing laser radiation (13), that the guide rail (3) is pre-bent and fixing elements (47, 48) protrude from the surface of the carrier element (2), which engage behind the edges of the pre-bent guide rail (3) such that a part of the surface (300) of the guide rail (3) is brought in contact with a part (27) of the surface of the carrier element (2), and that the adjacent surface portions (27, 300) of the guide rail (3) and of the carrier element (2) are connectable with each other by laser welding.
20. The window lifter according to at least one of the preceding claims 1 to 18, characterized in that the guide rail (3) is made of a material absorbing laser radiation (13) and the carrier element (2) is made of a plastic material permeable for laser radiation (13), that the guide rail (3) is pre-bent and fixing elements (47, 48) protrude from the surface of the carrier element (2), which engage behind the edges of the pre-bent guide rail (3) such that a part of the surface (300) of the guide rail (3) is brought in contact with a part (27) of the surface of the carrier element (2), and that the adjacent surface portions (27, 300) of the guide rail (3) and of the carrier element (2) are connectable with each other by laser welding.
21. The window lifter according to at least one of the preceding claims, characterized in that at least one fastening point of the guide rail (3) is formed as clip (77) which can be clipped into a fastening receptacle of the carrier element (2) formed as opening (20) in the carrier element (2).
22. The window lifter according to at least one of the preceding claims, characterized by a hook- or pocket-shaped stop (74, 74\u2032) on the surface of the carrier element (2) for accommodating an end of the guide rail (3) and a mounting aid (75, 76) protruding from the surface of the carrier element (2) for aligning the guide rail (3) put into the hook- or pocket-shaped stop (74, 74\u2032) on the surface of the carrier element (2).
23. The window lifter according to at least one of the preceding claims, characterized in that the carrier element (2) includes a rectangular or trapezoidal depression (25) with legs (28) horizontally angled from the edge of the depression (25), to which a rectangular or trapezoidal depression (34) of the guide rail (3) is adapted, which with its side legs (35) horizontally angled from the edge of the depression (34) rests on the legs (28) of the carrier element (2) angled from the rectangular or trapezoidal depression (25) and that the bottom of the rectangular or trapezoidal depressions (25, 34) of the carrier element (2) and of the guide rail (3) are connected with each other via at least one rivet (78) or at least one screw (79).
24. The window lifter according to claim 23, characterized in that from the bottom of the rectangular or trapezoidal depression (25) of the carrier element (2) a dome-like protuberance (200) protrudes for accommodating the thread of the screw (79).
25. The window lifter according to at least one of the preceding claims, characterized in that the guide rail (3) is formed as extruded plastic rail with an extruded fleece, fabric, paper or film (31) inserted in a sandwich construction or with a metallic insert (32).
26. The window lifter according to at least one of the preceding claims, characterized in that a cable pulley holder or a cassette (15) accommodating a cable pulley (14) deflecting a window lifter cable (12) is integrated into the connection of the guide rail (3) with the carrier element (2).
27. The window lifter according to claim 26, characterized in that the cassette (15) includes two bearing surfaces (151, 152) forming a rear grip of the cassette (15) on the guide rail (3), via which the cassette (15) is connected with the guide rail (3), that through a cutout (36) in the guide rail (3) the cassette (15) is connected with the cable pulley (14) and a stepped pin with internal thread (16, 17), on which the cable pulley (14) is mounted, and that a screw (19) put through an opening (20) of the carrier element (2) or the door body (1b) is screwed to the internal thread of the stepped pin (16-18).
28. The window lifter according to claim 27, characterized in that the cassette (15) is supported on the carrier element (2) or the door body (1b) via the bearing surfaces (151, 152).
29. The window lifter according to claim 28, characterized in that the bottom (170) of the stepped pin with internal thread (17) rests against the carrier element (2) or the door body (1b).
30. The window lifter according to claim 27, characterized in that the supporting surfaces (151, 152) are spaced from the carrier element (2) and that the bottom (180) of the stepped pin with internal thread (18) rests against the carrier element (2).
31. A vehicle window lifter with a base plate (8), into which at least one bendable andor twistable guide rail (3) for guiding a driver (11) to be coupled with a window pane (13) along an adjustment direction is integrated and which includes fastening points (5, 5\u2032) which are connectable with fastening receptacles (4) of a vehicle door (1), wherein a twist andor bend of the at least one guide rail (3) is effected by supporting on at least one supporting point (6) between the fastening receptacles (4) of the carrier element (2), when the carrier element (2) is attached to the door body (1a, 1b) and is braced thereby.
32. The window lifter according to claim 31, characterized in that the supporting points (6) of the carrier element (2) consist of parts of the door inner panel (1b), a side impact carrier (1g) andor of other structure-forming elements.
33. A vehicle window lifter with a base plate into which at least one bendable andor twistable guide rail is integrated for guiding a driver to be coupled with a window pane along an adjustment direction and which includes fastening points which are connectable with fastening receptacles of a vehicle door, wherein a twist andor bend of the guide rail is effected by connecting the fastening points of the base plate with the fastening receptacles of the vehicle door,
characterized in
that the guide rail (3; 3a, 3b) is connected with a rigid region (80) of the base plate (8, 8\u2032) via connecting portions (81-87) and that at least one connecting portion (81-87) includes a flexible region (9).
34. The window lifter according to claim 33, characterized in that the guide rail (3; 3a, 3b) is bendable about the longitudinal vehicle axis (X-axis) and twistable about the vertical vehicle axis (Z-axis).
35. The window lifter according to claim 33 or 34, characterized in that the rigid region (80) of the base plate (8, 8\u2032) is arranged between two guide rails (3; 3a, 3b) and that the fastening points (5, 5\u2032) at the ends of the guide rails (3; 3a, 3b) and at least one supporting point (6) or further fastening point (5, 5\u2032) are provided between the end-side fastening points (5, 5\u2032) of the guide rails (3; 3a, 3b).
36. The window lifter according to claim 35, characterized in that the fastening points (5, 5\u2032) are at least partly arranged at the axles of deflection pulleys (131-134) of the window lifter for guiding and deflecting a window lifter cable (12).
37. The window lifter according to at least one of the preceding claims 33 to 36, characterized in that the supporting point (6) consists of a component integrated into the door bodyshell (1a, 1b) of the vehicle door (1), in particular of a crash barrier (1g).
38. The window lifter according to claim 35 or 36, characterized in that the connecting portions (81-87) are formed as struts which are connected with the ends and a middle portion of the guide rails (3; 3a, 3b).
39. The window lifter according to claim 37, characterized in that diagonal struts (81-84) connected with the ends of the guide rails (3; 3a, 3b) contain flexible regions (9).
40. The window lifter according to claim 37, characterized in that transverse struts (85-87) connected with the middle portion of the guide rails (3; 3a, 3b) contain flexible regions (9).
41. The window lifter according to at least one of the preceding claims 33 to 39, characterized in that the flexible region (9) is formed of a reduction of the cross-section as compared to the cross-section of a rigid region of the connecting portions (81-87).
42. The window lifter according to at least one of the preceding claims 33 to 40, characterized in that the flexible region (9) consists of a cross-sectional shape with a lower moment of resistance than the cross-sectional shape of the rigid region.
43. The window lifter according to at least one of the preceding claims 33 to 41, characterized in that the rigid region (80) of the base plate (8, 8\u2032) andor of the connecting portions (81-87) is made of a rigid material, in particular of a long glass fiber-reinforced plastic material, and the flexible region is made of a less rigid or flexible material, in particular of a thermoplastic elastomer (TPE) or a material with a lower modulus of elasticity, in particular of non-reinforced polypropylene.
44. The window lifter according to at least one of the preceding claims 33 to 39, characterized in that the flexible region (9) of the connecting portions (81-87) consists of a wave-like structure of the connecting portions (81-87).
45. The window lifter according to claim 44, characterized in that the wave-like structure of the connecting portions (81-87) extends in longitudinal direction of the connecting portions (81-87).
46. The window lifter according to claim 44, characterized in that the wave-like structure of the connecting portions (81-87) extends in direction of the vertical vehicle axis (Z-axis).
47. The window lifter according to claim 44, characterized in that the wave-like structure of the connecting portions (81-87) extends in direction of the longitudinal vehicle axis (X-axis).
48. The window lifter according to at least one of the preceding claims 43 to 46, characterized in that several flexible regions (9) of a wave-like structure are provided in the connecting portions (81-87).
49. The window lifter according to claims 46 and 47, characterized in that wave-like structures extending both in direction of the vertical vehicle axis (Z-axis) and in direction of the longitudinal vehicle axis (X-axis) are provided in the connecting portions (81-87).
50. The window lifter according to at least one of the preceding claims 33 to 49; characterized in that the base plate consists of a mounting frame (8\u2032) with connecting, portions (81\u2032-84\u2032), at whose end regions (91-94) articulations (95-98) are arranged for accommodating guide rails (3; 3a, 3b) for different window lifters and vehicle doors, respectively.
51. The window lifter according to claim 50, characterized in that the mounting frame (8\u2032) is formed X-shaped with a rigid middle region (80\u2032) and four diagonal struts (81\u2032-84\u2032) proceeding diagonally from the rigid middle region, whose angled end regions (91-94) include variable articulations (95-98) for accommodating different guide rails (3; 3a, 3b).
52. A vehicle window lifter with a base plate into which at least one bendable andor twistable guide rail is integrated for guiding a driver to be coupled with a window pane along an adjustment direction and which includes fastening points which are connectable with fastening receptacles of a vehicle door, wherein a twist andor bend of the guide rail is effected by connecting the fastening points of the base plate with the fastening receptacles of the vehicle door,
characterized in
that the base plate (8) includes two comparatively flexible guide rails (3; 3a, 3b) whose middle regions are connected with each other via a comparatively rigid cross-beam (88), at whose ends fastening points (5) are arranged.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A lens barrel comprising:
a lens barrel main body that encloses an optical system leading the object image;
an electrical light control element which is arranged on an optical axis of said optical system and supported by said lens barrel main body,
said electrical light control element having three or more transparent substrates extending parallel to each other at certain intervals, opposing transparent electrodes formed on opposing surfaces of said transparent substrates, and light control layers each interposed between said opposing transparent electrodes, with said transparent substrates, transparent electrodes, and light control layer being placed on top of each other in a stacked structure, each of said light control layers controlling an amount of light passing in a direction of the thickness of said light control layer that is a dimension of said opposing transparent electrodes, such that said transparent substrate being at an intermediate position in the stacked structure has a projecting part which projects in a surface direction of said transparent substrate from the other transparent substrate, and said projecting part has a plurality of terminals electrically connected to the transparent electrode of each of said transparent substrates; and
a connector having an engaging concave part into which said projecting part is inserted and a driving voltage is applied to said transparent electrodes through said terminals,
wherein said projecting part of said electrical light control element is accommodated in said connector in a floating manner and said projecting part is relieved from undue force from said connector.
2. The lens barrel according to claim 1, wherein said light control layer is composed of alignment layers formed on the surfaces of said opposing transparent electrodes and a liquid crystal layer interposed between the opposing alignment layers.
3. The lens barrel according to claim 1, wherein the projecting part has terminals formed thereon which are electrically connected to all of the transparent electrodes of all of said transparent substrates.