IP Library Granted Patent US 11,578,994
Granted Patent B2
US 11,578,994 · App. 16/818,238 · Granted Feb 14, 2023

Fixing structure

Inventors: Kohei Sakakibara (Kariya, JP); Naoya Yoshizawa (Kariya, JP)
Assignee: AISIN CORPORATION
G01D5/142F16F1/00F16F15/067F16F15/167F16F15/18B60K26/02B60T7/042
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Quick Facts
Patent No.
US 11,578,994
App. No.
16/818,238
Granted
Feb 14, 2023
Kind
B2
Abstract

A fixing structure includes a housing including a first hole, an input member including a second hole, and rotating relative to the housing, depending on input of rotational force, a torsion spring being biased so as to return, to a predetermined reference position, a position of the input member relative to the housing, and a fixing member inserted into the first hole and the second hole in a state where the input member is rotated against biasing force of the torsion spring from the reference position to a predetermined rotational position. The fixing member includes a first insertion portion including a part press-fitted into and fixed to the first hole, and a second insertion portion including a part inserted into the second hole, and fixes the input member at the predetermined rotational position.

Claims (38)

1. A fixing structure comprising:

a housing that includes a first hole;

an input member that includes a second hole and rotates relative to the housing, depending on input of rotational force;

a torsion spring that is biased so as to return, to a predetermined reference position, a position of the input member relative to the housing in a rotational direction; and

a fixing member that is inserted extending over the first hole and the second hole in a state where the input member is rotated against biasing force of the torsion spring from the reference position to a predetermined rotational position where the first hole and the second hole at least partially overlap with each other in a plan view, and includes a first insertion portion including a part press-fitted into and fixed to the first hole, and a second insertion portion including a part inserted into the second hole, wherein

the fixing member fixes the input member at the predetermined rotational position.

2. The fixing structure according to claim 1 , wherein

the first hole includes a first surface perpendicular to a rotational direction of the input member, and a second surface parallel with the first surface,

the second surface is a surface to which the input member applies force of causing the input member to return to the reference position, depending on biasing force of the torsion spring, and

a first pressing portion that presses the fixing member toward the first surface is provided on the second surface.

3. The fixing structure according to claim 2 , wherein a surface being included in the first insertion portion and facing the first surface is configured on a same plane including a surface that is included in the second insertion portion and to which the force of causing the input member to return is applied from the input member.

4. The fixing structure according to claim 3 , wherein

a surface being included in the first hole and intersecting with the first surface and the second surface is defined as a third surface, and

the fixing member includes a snap fit portion that applies force in a direction of pressing the first insertion portion against the third surface and includes a nail portion locked by the housing.

5. The fixing structure according to claim 4 , wherein

a surface being included in the first hole and intersecting with the first surface and the second surface is defined as a third surface, and

a second pressing portion that presses the first insertion portion to a side of the third surface is provided on a surface that is included in the first hole and that is on a side of facing the third surface.

6. The fixing structure according to claim 5 , wherein a break assist portion that assists the second insertion portion in breaking is provided between the first insertion portion and the second insertion portion in such a way that the second insertion portion breaks when the rotational force is input to the input member in a state where the fixing member is inserted into the first hole and the second hole.

7. The fixing structure according to claim 4 , wherein a break assist portion that assists the second insertion portion in breaking is provided between the first insertion portion and the second insertion portion in such a way that the second insertion portion breaks when the rotational force is input to the input member in a state where the fixing member is inserted into the first hole and the second hole.

8. The fixing structure according to claim 3 , wherein

a surface being included in the first hole and intersecting with the first surface and the second surface is defined as a third surface, and

a second pressing portion that presses the first insertion portion to a side of the third surface is provided on a surface that is included in the first hole and that is on a side of facing the third surface.

9. The fixing structure according to claim 8 , wherein a break assist portion that assists the second insertion portion in breaking is provided between the first insertion portion and the second insertion portion in such a way that the second insertion portion breaks when the rotational force is input to the input member in a state where the fixing member is inserted into the first hole and the second hole.

10. The fixing structure according to claim 3 , wherein a break assist portion that assists the second insertion portion in breaking is provided between the first insertion portion and the second insertion portion in such a way that the second insertion portion breaks when the rotational force is input to the input member in a state where the fixing member is inserted into the first hole and the second hole.

11. The fixing structure according to claim 2 , wherein

a surface being included in the first hole and intersecting with the first surface and the second surface is defined as a third surface, and

the fixing member includes a snap fit portion that applies force in a direction of pressing the first insertion portion against the third surface and includes a nail portion locked by the housing.

12. The fixing structure according to claim 11 , wherein

a surface being included in the first hole and intersecting with the first surface and the second surface is defined as a third surface, and

a second pressing portion that presses the first insertion portion to a side of the third surface is provided on a surface that is included in the first hole and that is on a side of facing the third surface.

13. The fixing structure according to claim 12 , wherein a break assist portion that assists the second insertion portion in breaking is provided between the first insertion portion and the second insertion portion in such a way that the second insertion portion breaks when the rotational force is input to the input member in a state where the fixing member is inserted into the first hole and the second hole.

14. The fixing structure according to claim 11 , wherein a break assist portion that assists the second insertion portion in breaking is provided between the first insertion portion and the second insertion portion in such a way that the second insertion portion breaks when the rotational force is input to the input member in a state where the fixing member is inserted into the first hole and the second hole.

15. The fixing structure according to claim 2 , wherein

a surface being included in the first hole and intersecting with the first surface and the second surface is defined as a third surface, and

a second pressing portion that presses the first insertion portion to a side of the third surface is provided on a surface that is included in the first hole and that is on a side of facing the third surface.

16. The fixing structure according to claim 15 , wherein a break assist portion that assists the second insertion portion in breaking is provided between the first insertion portion and the second insertion portion in such a way that the second insertion portion breaks when the rotational force is input to the input member in a state where the fixing member is inserted into the first hole and the second hole.

17. The fixing structure according to claim 2 , wherein a break assist portion that assists the second insertion portion in breaking is provided between the first insertion portion and the second insertion portion in such a way that the second insertion portion breaks when the rotational force is input to the input member in a state where the fixing member is inserted into the first hole and the second hole.

18. The fixing structure according to claim 1 , wherein a break assist portion that assists the second insertion portion in breaking is provided between the first insertion portion and the second insertion portion in such a way that the second insertion portion breaks when the rotational force is input to the input member in a state where the fixing member is inserted into the first hole and the second hole.

Assignments (2)
MERGER AND CHANGE OF NAME Recorded Jan 5, 2022
From: AISIN SEIKI KABUSHIKI KAISHA; AISIN CORPORATION
To: AISIN CORPORATION
Reel/Frame 058570/0853 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2020
From: SAKAKIBARA, KOHEI; YOSHIZAWA, NAOYA
To: AISIN SEIKI KABUSHIKI KAISHA
Reel/Frame 052109/0020 →
Priority Claims (1)
JP JP2019-101434 · May 30, 2019 · national
Continuity (1)
Related Publication 20200378796A1 · Dec 3, 2020