JPH0411549Y2 - - Google Patents

Description

[Detailed Description of the Invention] "Industrial Application Field" The present invention relates to an operating lever device for a reclining mechanism that adjusts the inclination of a backrest.

"Conventional technology" needs modification.

An example of a conventional operating lever device for a reclining mechanism is the one shown in FIG.

That is, a side finisher 2 is fixed to the side part 1a of the seat 1, and between the side part 1a of the seat 1 and the side finisher 2 there is a reclining device 5 extending forward from near the base end. A swing arm 6a of the operating lever 6 has a tip 7 that is connected to the side finisher 2.
protrudes laterally from the opening 4 of the upper flange 3,
An operating knob 8 is fixed to the tip end 7 of the operating lever 6.

"Problems to be Solved by the Invention" However, in such a conventional operating lever device of a reclining mechanism, the swinging arm 6a of the operating lever 6 is moved laterally from the opening 4 of the upper flange 3 of the side finisher 2. There was a problem in that the tip portion 7 and the operating knob 8 protruded, giving a sense of discomfort and detracting from the appearance.

The present invention was developed by focusing on these conventional problems, and improves the appearance by preventing the handle from protruding from the side finisher when the handle is not in use. An object of the present invention is to provide an operating lever device for a reclining mechanism that solves the above-mentioned problems by allowing the inclination of a backrest to be adjusted during use by operating a handle protruding from a side finisher.

``Means for Solving Problems'' The gist of the present invention for achieving the above purpose is to provide an operating lever device for a reclining mechanism that adjusts the inclination of a backrest, including a swing arm of an operating lever of the reclining mechanism. protrudes from a part of the side finisher of the seat, the tip of the swinging arm serves as a handle and can be bent against the base when not in use, and a recess is formed in the side finisher to accommodate the folded handle. An operating lever device for a reclining mechanism is provided.

``Function'' If the inclination of the backrest is not adjusted, the handle is bent and inserted into the handle accommodating portion of the side finisher. The fitted handle either protrudes slightly from the outer surface of the side finisher or is smoothly continuous with the outer surface of the side finisher.

To adjust the inclination of the backrest, take out the handle from the handle storage section of the side finisher and let the handle protrude from the side finisher. The handle becomes easy to operate. When you operate the handle, the swinging arm of the operating lever will move,
The tilt of the backrest can be adjusted via a reclining mechanism.

“Embodiment” An embodiment of the present invention will be described below based on the drawings.

1 to 4 show a first embodiment of the present invention.

The seat 10 includes a backrest 11 supported by a seat portion 12, and the backrest 11 is supported by a reclining device 20 such that the reclining angle can be adjusted. Seat part 12
A side finisher 13 is attached to the side of the.

The reclining device 20 includes a swing arm 21 to which a side portion of the backrest 11 is fixed, which is pivotally supported on a base member 22 via a pivot 23.

A top tooth 30 is integrally formed at the base of the swing arm 21, and a tooth portion 32 concentric with the pivot 23, which is the swing center of the swing arm 21, is carved on the outer periphery of the top tooth 30.

A lower tooth 40 is disposed facing the tooth portion 32 of the top tooth 30. Lower tooth 40 is axis 4
1 is pivotally attached to the base member 22 for seesaw movement, and a partial tooth-shaped locking part 42 is formed at one end to mesh with and restrain the teeth 32 of the top tooth 30.

An operating lever device 50 is provided facing one end of the lower tooth 40. The operating lever device 50 is
A handle 80 is connected to the base 70 of the swing arm 60.

A base 70 of the swing arm 60 is pivotally attached to the base member 22 by a pivot 71 . The base 70 of the swing arm 60 is biased by the spring member 73 in a direction opposite to the direction in which the pushing part 72 pushes the pressed part 44 of the lower tooth 40, and its swing is restricted by the stopper 25 of the base member 22. has been done.

A lower tooth 40 is attached to the base 70 of the swing arm 60.
A pushing portion 72 is provided that pushes the pressed portion 44 at one end to engage and disengage the locking portion 42 from the tooth portion 32 of the top tooth 30. A handle 80 is bendably attached to the tip of the base 70 of the swing arm 60 via a pivot 74 .

A pivot portion 81 of the handle 80 projects from a notch 15 of a circumferential flange portion 14 that is a part of the side finisher 13 of the seat 10 to the outside of the side finisher 13 . The handle 80 is biased by a spring member 82 into a folded and stored state. The handle 80 has a handle portion 83 bent from a pivot portion 81 into a substantially L-shape. Handle 8
A small piece 84 for raising is formed at the tip of the handle portion 83 of 0.

The side finisher 13 is formed with a storage portion 17 into which a bent handle 80 can be inserted. The back surface 85 of the folded and stored handle 80 is connected to the side surface 16 of the side finisher 13.
It is formed in a smooth and continuous manner. The cutout portion 15 of the side finisher 13 is cut so as not to interfere with the pivot portion 81 of the handle 80 during operation.

Next, the effect will be explained.

If the inclination of the backrest 11 is not adjusted, the handle 80 of the swing arm 60 is bent about the pivot 74 and inserted into the storage part 17 of the handle 80 of the side finisher 13.

The back surface 85 of the inserted handle 80 is smoothly continuous with the side surface 16 of the side finisher 13 (the state shown in FIG. 2). The handle 80 does not protrude from the side surface 16 of the side finisher 13.

When the handle 80 is not in use, the locking portion 42 of the lower tooth 40 is engaged with the tooth portion 3 of the upper tooth 30.
2, and rotation of the Atsupatotooth 30 is restricted. Since the swing arm 21 is also restrained, the backrest 11 is held at a constant angle.

When adjusting the inclination of the backrest 11, the handle 80 of the side finisher 13 is taken out from the storage part 17 by placing a hand on the small piece 84 for raising the handle 80 from the storage part 17. The side finisher 13 rotates approximately 180 degrees. Handle 8
0 projects its tip forward. Swing arm 60
In this case, the base portion 70 and the handle 80 are in a substantially straight line along the seat portion 12, and the handle 80 is in a state where it is easy to operate.

Grasp the handhold portion 83 of the handle 80 and lift it upward. The base 70 of the swing arm 60 rotates clockwise in FIG. 3 about a pivot 71. As shown in FIG. The pushing part 72 of the base part 70 pushes down the pressed part 44 of the lower tooth 40.

The lower tooth 40 rotates counterclockwise in FIG. 3 due to the biasing force of the spring 43. The locking portion 42 of the lower tooth 40 is disengaged from the tooth portion 32 of the upper tooth 30.

When the backrest 11, which has been released from restraint, is tilted,
The swing arm 21 and the atsupatotooth 30 rotate together. After tilting the backrest 11 to a desired angle,
When the handle 80 is operated, the locking part 42 of the lower tooth 40 engages with the tooth part 32 of the upper tooth 30, and rotation of the upper tooth 30 is restricted. Since the swing arm 21 is also restrained, the backrest 11 is held at a desired angle.

According to the operating lever device of the reclining mechanism according to the first embodiment, when the handle 80 is not in use, the side finisher 13 has only a small cutout 15 opened, and has an extremely good appearance. can be made into something.

FIG. 5 shows a second embodiment of the invention.

The difference in configuration from the operating lever device according to the first embodiment lies in the part for raising the handle 80a.

That is, the operating lever device 50a does not provide a small piece for raising the handle 83a at the tip of the handle 83a of the handle 80a.
A semicircular recess 18 is formed continuously from the 0a storage portion 17a.

According to the operation lever device of the reclining mechanism according to the second embodiment, the side finisher 13a
Hook your hand into the semicircular recess 18 of the handle 80.
Since the handle 80a is raised, the side surface of the side finisher 13a and the back surface of the stored handle 80a can be more smoothly connected.

"Effect of the invention" According to the operating lever device of the reclining mechanism according to the invention, when the handle, which is the operating lever, is not in use, the appearance can be improved so that the handle does not protrude from the side finisher. Additionally, during use, the inclination of the backrest can be adjusted by operating a handle protruding from the side finisher.

[Brief explanation of drawings]

1 to 4 show a first embodiment of the present invention, in which FIG. 1 is a perspective view of a reclining device in a restrained state, FIG. 2 is a perspective view of a seat equipped with a reclining device, and FIG. 3 is a perspective view of a seat equipped with a reclining device. 4 is an exploded perspective view of a reclining device, FIG. 4 is an overall perspective view, FIG. 5 is an overall perspective view of a reclining mechanism according to a second embodiment of the present invention, and FIG. 6 is an exploded perspective view of a conventional operating lever device of a reclining mechanism. A perspective view is shown. 10... Seat, 11... Backrest, 12... Seat, 13... Side finisher, 15... Notch (part of side finisher), 17... Storage section, 20... Reclining mechanism, 22... Base member, 23... Axis, 30... Atsupatoosu,
32... tooth portion, 40... lower teeth, 42... locking portion, 50... operation lever device, 60... swinging arm, 70... base, 80... handle.

Claims (1)

[Claims for Utility Model Registration] In an operating lever device for a reclining mechanism that adjusts the inclination of a backrest, a swinging arm of the operating lever of the reclining mechanism protrudes from a part of a side finisher of the seat, and the swinging arm An operating lever device for a reclining mechanism, characterized in that the tip part serves as a handle and can be bent against the base part when not in use, and the side finisher has a recessed storage part for the bent handle.