PASSENGER'S WEIGHT MEASUREMENT DEVICE FOR VEHICLE SEAT AND ATTACHMENT STRUCTURE FOR LOAD SENSOR

• US 20110018302A1
• Filed: 09/14/2010
• Published: 01/27/2011
• Est. Priority Date: 09/12/2005
• Status: Abandoned Application

• Current Assignee: Honda Motor Co., Ltd. (Honda Motor Company), TS Tech Company Limited
• Original Assignee: Honda Motor Co., Ltd. (Honda Motor Company), TS Tech Company Limited
• Inventors: Kojima, Mikihito, Furukawa, Takashi, ENDO, Shigeru, Kumakiri, Naotaka, Yoshifuku, Masashi, Yamazaki, Tatsuya, Nishide, Harutomi, Sato, Kenji
• Application Number:
  US12/881,288
• Publication Number:
  US 20110018302A1
• Time in Patent Office: Days
• US Class Current: 296/68.1
• CPC Class Codes: B60N 2/002 Seats provided with an occupancy detection means mounted therein or thereon detection means responsive to presence or absence of children B60N2/266
• CPC Class Codes: B60N 2/06 slidable B60N2/12 , B60N2/2209 take precedence
• CPC Class Codes: B60N 2/4263 with anti-submarining systems

Abstract

A passenger'"'"'s weight measurement device for a vehicle seat, capable of suppressing generation of an initial load. The passenger'"'"'s weight measurement device includes a pair of slide rails extending in parallel and fixed to the vehicle floor, and a pair of side frames that support the seat and are disposed above the pair of slide rails. Load cells are disposed between the pair of the slide rails and the pair of the side frames. A set of first connection frames for connecting both ends the pair of side frames extend in parallel so as to be perpendicular to the pair of side frames. Second and third connecting frames connect middle parts of the pair of slide rails so as to be perpendicular to the slide rails. The pair of the slide rails and the second and a third connecting frames constitute an H-shaped frame.

Claims

1. (canceled)

2. A passenger'"'"'s weight detecting device, comprising:

a pair of seat cushion side members comprising a pair of slide rails to be arranged on a vehicle floor, and a pair of side frames for supporting a seat, the pair of seat cushion side members being provided on both sides of a seat cushion, respectively; and

a load sensor disposed between at least one of the slide rails and at least one of the side frames;

wherein the load sensor comprises a rod portion that projects in at least one direction,

wherein at least one connecting member is provided between the pair of seat cushion side members,

wherein at least one hole into which the rod portion is inserted is formed at least at one end portion of the connecting member, and

wherein the connecting member is provided above the load sensor.

3. The passenger'"'"'s weight detecting device as claimed in claim 2, wherein the connecting member connects between front portions of the pair of side frames.

4. The passenger'"'"'s weight detecting device as claimed in claim 2, wherein there are plural connecting members and the connecting members connect between front portions of the pair of side frames and between rear portions of the pair of side frames, respectively.

5. The passenger'"'"'s weight detecting device as claimed in claim 2, wherein the rod portion projects upwardly from an upper surface of the load sensor, and the rod portion is inserted into the hole formed at the one end portion of the connecting member from under the connecting member.

6. The passenger'"'"'s weight detecting device as claimed in claim 2, wherein the at least one hole is a plurality of holes into each of which the rod portion of the load sensor is inserted, and wherein the holes are formed at both end portions of the connecting member, respectively.

7. The passenger'"'"'s weight detecting device as claimed in claim 2, wherein the hole formed at the one end portion of the connecting member is longer in a front-and-rear direction than a hole formed at a middle portion of the connecting member.

8. The passenger'"'"'s weight detecting device as claimed in claim 2, wherein an elastic member is provided between the hole into which the rod portion of the load sensor is inserted and the rod portion.

9. The passenger'"'"'s weight detecting device as claimed in claim 8, wherein enlarged-diameter portions are formed at both end portions of the elastic member in a shaft line direction of the rod portion, respectively, and the enlarged-diameter portions contact both surfaces of the at least one hole.

10. The passenger'"'"'s weight detecting device as claimed in claim 9, wherein a collar member is provided between the elastic member and the rod portion, and an inner surface of the elastic member contacts an outer peripheral surface of the collar member.

11. The passenger'"'"'s weight detecting device as claimed in claim 10, wherein disk-shaped members are provided so as to press the enlarged-diameter portions formed at the both end portions of the elastic member to the hole from both sides, and each of the disk-shaped members has a larger outer diameter than the enlarged-diameter portions of the elastic member.

12. The passenger'"'"'s weight detecting device as claimed in claim 2, further comprising:

a second connecting member for connecting between the pair of seat cushion side members, the second connecting member being provided so as to face to the connecting member in an up-and-down direction.

13. The passenger'"'"'s weight detecting device as claimed in claim 12, wherein both end portions of at least one of the connecting member and the second connecting member are connected with the pair of the slide rails.

39. The passenger'"'"'s weight detecting device as claimed in claim 13, wherein the second connecting member is provided more forwardly than rear portions of the pair of side frames.

51. The passenger'"'"'s weight detecting device as claimed in claim 12, wherein the connecting member and the second connecting member are provided so as to be parallel to each other.

14. A passenger'"'"'s weight detecting device, comprising:

a pair of seat cushion side members comprising a pair of slide rails to be arranged on a vehicle floor, and a pair of side frames for supporting a seat, the pair of seat cushion side members being provided on both sides of a seat cushion, respectively;

a pan frame provided so as to cover at least front end portions of the pair of side frames;

a load sensor disposed between at least one of the slide rails and at least one of the side frames;

wherein the load sensor comprises a rod portion that projects in at least one direction,

wherein at least one connecting member is provided between the pair of seat cushion side members,

wherein the connecting member is provided between the pan frame and the load sensor, and

wherein at least one hole into which the rod portion is inserted is formed at least at one end portion of the connecting member.

15. The passenger'"'"'s weight detecting device as claimed in claim 14, wherein the connecting member connects between the pair of side frames under the pan frame.

16. The passenger'"'"'s weight detecting device as claimed in claim 14, wherein there are plural connecting members and the connecting members connect between front portions of the pair of side frames and between rear portions of the pair of side frames, respectively.

17. The passenger'"'"'s weight detecting device as claimed in claim 14, wherein the rod portion projects upwardly from an upper surface of the load sensor, and the rod portion is inserted into the hole formed at the one end portion of the connecting member from under the connecting member.

18. The passenger'"'"'s weight detecting device as claimed in claim 14, wherein the holes into each of which the rod portion of the load sensor is inserted are formed at both end portions of the connecting member, respectively.

19. The passenger'"'"'s weight detecting device as claimed in claim 14, wherein the hole formed at the one end portion of the connecting member is longer in a front-and-rear direction than a hole formed at a middle portion of the connecting member.

20. The passenger'"'"'s weight detecting device as claimed in claim 14, wherein an elastic member is provided between the hole in which the rod portion of the load sensor is inserted and the rod portion.

21. The passenger'"'"'s weight detecting device as claimed in claim 20, wherein enlarged-diameter portions are formed at both end portions of the elastic member in a shaft line direction of the rod portion, respectively, and the enlarged-diameter portions contact both surfaces of the hole.

22. The passenger'"'"'s weight detecting device as claimed in claim 21, wherein a collar member is provided between the elastic member and the rod portion, and an inner surface of the elastic member contacts an outer peripheral surface of the collar member.

23. The passenger'"'"'s weight detecting device as claimed in claim 22, wherein disk-shaped members are provided so as to press the enlarged-diameter portions formed at the both end portions of the elastic member to the hole from both sides, and each of the disk-shaped members has a larger outer diameter than the enlarged-diameter portions of the elastic member.

24. The passenger'"'"'s weight detecting device as claimed in claim 14, further comprising:

a second connecting member for connecting between the pair of seat cushion side members, the second connecting member is provided so as to face to the connecting member in an up-and-down direction.

25. The passenger'"'"'s weight detecting device as claimed in claim 24, wherein both end portions of at least one of the connecting member and the second connecting member are connected with the pair of the slide rails.

40. The passenger'"'"'s weight detecting device as claimed in claim 25, wherein the second connecting member is provided more forwardly than rear portions of the pair of side frames.

52. The passenger'"'"'s weight detecting device as claimed in claim 24, wherein the connecting member and the second connecting member are provided so as to be parallel to each other.

55. The passenger'"'"'s weight measurement device as claimed in claim 14,

wherein the rod portion projects upwardly from an upper surface of the load sensor, and the rod portion is inserted into the hole formed at the one end portion of the connecting member from under the connecting member,

wherein the holes into each of which the rod portion of the load sensor is inserted are formed at both end portions of the connecting member, respectively,

wherein an elastic member is provided between the hole in which the rod portion of the load sensor is inserted and the rod portion,

wherein enlarged-diameter portions are formed at both end portions of the elastic member in a shaft line direction of the rod portion, respectively, and the enlarged-diameter portions contact both surfaces of the hole, and

wherein a collar member is provided between the elastic member and the rod portion, and an inner surface of the elastic member contacts an outer peripheral surface of the collar member.

26. A passenger'"'"'s weight detecting device, comprising:

a pair of seat cushion side members comprising a pair of slide rails to be arranged on a vehicle floor, and a pair of side frames for supporting a seat, the pair of seat cushion side members being provided on both sides of a seat cushion, respectively; and

a load sensor disposed between at least one of the slide rails and at least one of the side frames;

wherein the load sensor comprises a rod portion that projects in at least one direction,

a middle portion connecting member is provided between middle portions of the pair of slide rails,

at least one end portion connecting member provided between end portions in a front-and-rear direction of the pair of side frames, and

a hole into which the rod portion is inserted is formed at least at one end portion of the end portion connecting member.

27. The passenger'"'"'s weight detecting device as claimed in claim 26, wherein the end portion connecting member connects between the front portions of the pair of side frames.

28. The passenger'"'"'s weight detecting device as claimed in claim 26, wherein there are plural end portion connecting members and the end portion connecting members connect between the front portions of the pair of side frames and between the rear portions of the pair of side frames, respectively.

29. The passenger'"'"'s weight detecting device as claimed in claim 26, wherein the rod portion projects upwardly from an upper surface of the load sensor, and the rod portion is inserted into the hole formed at the one end portion of the end portion connecting member from under the end portion connecting member.

30. The passenger'"'"'s weight detecting device as claimed in claim 26, wherein the holes into each of which the rod portion of the load sensor is inserted are formed at both end portions of the end portion connecting member, respectively.

31. The passenger'"'"'s weight detecting device as claimed in claim 26, wherein the hole formed at the one end portion of the end portion connecting member is longer in a front-and-rear direction than a hole formed at a middle portion of the end portion connecting member.

32. The passenger'"'"'s weight detecting device as claimed in claim 26, wherein an elastic member is provided between the hole in which the rod portion of the load sensor is inserted and the rod portion.

33. The passenger'"'"'s weight detecting device as claimed in claim 32, wherein enlarged-diameter portions are formed at both end portions of the elastic member in a shaft line direction of the rod portion, respectively, and the enlarged-diameter portions contact with both surfaces of the hole.

34. The passenger'"'"'s weight detecting device as claimed in claim 33, wherein a collar member is provided between the elastic member and the rod portion, and an inner surface of the elastic member contacts an outer peripheral surface of the collar member.

35. The passenger'"'"'s weight detecting device as claimed in claim 34, wherein disk-shaped members are provided so as to press the enlarged-diameter portions formed at the both end portions of the elastic member to the hole from both sides, and each of the disk-shaped members has a larger outer diameter than the enlarged-diameter portions of the elastic member.

36. The passenger'"'"'s weight detecting device as claimed in claim 26, further comprising:

a third connecting member for connecting between the pair of seat cushion side members, the third connecting member being provided so as to face to at least one connecting member of the middle portion connecting member and the end portion connecting member in an up-and-down direction.

37. The passenger'"'"'s weight detecting device as claimed in claim 36, wherein both end portions of at least one of the one connecting member and the third connecting member are connected with the pair of the slide rails.

38. The passenger'"'"'s weight detecting device as claimed in claim 26, further comprising:

a third connecting member for connecting between the pair of seat cushion side members, the third connecting member is provided so as to face to the middle portion connecting member in an up-and-down direction.

41. The passenger'"'"'s weight detecting device as claimed in claim 37, wherein the third connecting member is provided more forwardly than the rear portions of the pair of side frames.

53. The passenger'"'"'s weight detecting device as claimed in claim 36, wherein the connecting member and the second connecting member are provided so as to be parallel to each other.

42. A passenger'"'"'s weight detecting device, comprising:

a pair of seat cushion side members comprising a pair of slide rails to be arranged on a vehicle floor, and a pair of side frames for supporting a seat, the pair of seat cushion side members being provided on both sides of a seat cushion, respectively; and

a load sensor disposed between at least one of the slide rails and at least one of the side frames;

wherein the load sensor comprises a rod portion which projects in at least one direction,

at least one connecting member provided between the pair of seat cushion side members,

at least one hole into which the rod portion is inserted is formed at least at one end portion of the connecting member, and

an elastic member is provided between the hole in which the rod portion of the load sensor is inserted and the rod portion.

43. The passenger'"'"'s weight detecting device as claimed in claim 42, wherein the rod portion projects upwardly from an upper surface of the load sensor, and the rod portion is inserted into the hole formed at the one end portion of the connecting member from under the connecting member.

44. The passenger'"'"'s weight detecting device as claimed in claim 42, wherein there are a plurality of holes into each of which the rod portion of the load sensor is inserted are formed at both end portions of the connecting member, respectively.

45. The passenger'"'"'s weight detecting device as claimed in claim 42, wherein the hole formed at the one end portion of the connecting member is longer in a front-and-rear direction than a hole formed at a middle portion of the connecting member.

46. The passenger'"'"'s weight detecting device as claimed in claim 42, wherein enlarged-diameter portions are formed at both end portions of the elastic member in a shaft line direction of the rod portion, respectively, and the enlarged-diameter portions contact both surfaces of the hole.

47. The passenger'"'"'s weight detecting device as claimed in claim 46, wherein a collar member is provided between the elastic member and the rod portion, and an inner surface of the elastic member contacts an outer peripheral surface of the collar member.

48. The passenger'"'"'s weight detecting device as claimed in claim 47, wherein disk-shaped members are provided so as to press the enlarged-diameter portions formed at the both end portions of the elastic member to the hole from both sides, and each of the disk-shaped members has a larger outer diameter than the enlarged-diameter portions of the elastic member.

49. The passenger'"'"'s weight detecting device as claimed in claim 42, further comprising:

a second connecting member for connecting between the pair of seat cushion side members, the second connecting member being provided so as to face to the connecting member in an up-and-down direction.

50. The passenger'"'"'s weight detecting device as claimed in claim 49, wherein both end portions of at least one of the connecting member and the second connecting member are connected with the pair of the slide rails.

54. The passenger'"'"'s weight detecting device as claimed in claim 48, wherein the connecting member and the second connecting member are provided so as to be parallel to each other.