JPH0619962Y2 - Ignition device such as lighter - Google Patents

Description

[Detailed Description of Device] a. Purpose of the invention (industrial field of application) The present invention makes it easy to manufacture and makes products cheaper,
In addition, the present invention relates to an ignition device such as a lighter capable of obtaining reliable ignition.

(Prior Art) Conventionally, a rotating means of a file wheel in an ignition device such as a flint, a file spring for igniting a file, a file wheel provided with a ratchet wheel, and a lighter having a claw member for rotating the ratchet wheel has been practically used. It is disclosed in Japanese Laid-Open Publication No. 57-66365.

The ignition device disclosed in this publication includes a file wheel having a gear on its side surface, a pawl member pivotally supported by a push button, and an elastic member for urging the pawl member to the gear.

Since the claw member is constantly pressed by the elastic member, that is, urged by the gear to engage with the gear, the gear and the file wheel are rotated to ignite by operating the push button, and It has a configuration and an action of returning to the claw member by releasing the operation force.

(Problems to be solved by the invention) However, in the above-described conventional ignition device, the engagement means between the claw member and the gear is generally called a ratchet machine groove, and when the position where the claw member meshes with the gear is not constant. This means that the ratchet machine groove works effectively because the rotation angle of the gear is not uniform because the means of this kind does not become constant with each operation force applied to the push button. However, in order to make the ratchet groove work in any posture of the ignition device, an elastic member for urging the claw member to the gear is indispensable, which obviously raises the manufacturing cost. Is not easy and has problems.

B. Configuration of the Invention (Means for Solving the Problems) The present invention was made to solve the above-mentioned problems. The means is a flint and a flint-pressing spring that is in contact with the flint. In a firing device such as a lighter having a file wheel that has a ratchet wheel on its side and generates a spark by sliding an ignited stone that is in elastic contact, and a claw member that hooks the ratchet wheel to rotate the file wheel. In this case, the claw member is provided with a cam pin, and the cam pin engages with a locking step portion provided at a position for increasing and accumulating the repulsive force of the spring in the drive device, and the claw member is provided with the repulsive force of the spring. The push button that is released all at once and actuates the pawl member via the cam pin to engage the pawl wheel to rotate the file wheel is linked, and the pawl member, drive device, and push button are located along the operating direction of the pawl member. The structure of the ignition device such as a lighter .

(Operation) When a spark for ignition is emitted by an ignition device such as a lighter according to the present invention, a push button is operated to operate a claw member associated with the push button, which acts on an abutting part of the claw member to operate the claw. When the claw part of the member is displaced to the position where it meshes with the ratchet wheel and the push button is operated further, the claw member meshes with the ratchet wheel and rotates the file wheel, making elastic contact with the file surface and sliding the igniter to ignite sparks. Generate.

(Embodiment) Next, an embodiment according to the present invention will be described with reference to FIGS. 1 to 5. A first embodiment will be described with reference to FIG. 1. A file wheel 3 provided on a side portion of a ratchet wheel 4, and a flint 1 urged by the file wheel 3 by a repulsive force of an ignition pressing spring 2,
The claw member 5 that meshes with the claw wheel 4 and rotates, the push button 6, and the drive device 7 are provided.

The driving device 7 is a device for rotating the ratchet wheel 4 by causing the repulsive force of the spring to increase and accumulate and to release at once, and to apply the repulsive force to the pawl member 5 via the cam pin 7a to rotate the ratchet wheel 4. It is composed of.

Next, the claw member 5 is formed of a plate material, the gas pin 7a penetrates and supports the hole 5c of the claw member 5, and the push button 6 which is an operating member of the ignition device has a front and rear direction of the claw member 5 ( A contact portion 6a for controlling the position in the left-right direction in the drawing is provided.

By operating the push button 6a (in the direction of the arrow in the figure), the contact portion 6a of the push button 6 acts on the contact portion 5a of the claw member 5, and the claw portion 5b of the claw member 5 is connected to the gear 4. Is located at the meshing position (shown by the one-dot chain line in FIG. 1).

Further, when the push button 6 is operated, the repulsive force of the drive device 7 is released all at once, and it acts on the pawl member 5 via the cam pin 7a to rotate the gear 4 and the file wheel 3 to ignite.

Next, a second embodiment of the present invention will be described with reference to FIG. 2. The claw portion 8b of the claw member 8 in the direction in which the repulsive force of the drive device 10 acts.
Is provided, and the gear 4 is arranged on the other side thereof.

The plate-like claw member 8 has a cam pin 10a of the drive device 10 penetrating through the hole 8c, and the push button 9 is provided with an abutting portion 9a for controlling the position of the claw member 8 in the vertical direction (vertical direction in the drawing). There is.

By operating the push button 9 (in the direction of the arrow in the figure), the contact portion 9 a of the push button 9 is moved to the contact portion 8 of the claw member 8.
Acting on a, the claw portion 8b of the claw member 8 is located at a position where it meshes with the gear 4 (the portion indicated by the alternate long and short dash line in the figure), and the ignition operation is performed in the same manner as in the above embodiment.

Further, a third embodiment of the present invention will be described with reference to FIG. 3. In this embodiment, the same driving device as that described above is used to lock the upper end of the same with the fixing member 12 of the ignition device main body. This is a structure in which the lower end portion is fixed and the operation portion is fixed.

The claw member 11 has a hole 11c through which the cam pin 13a of the drive device 13 penetrates, and the fixed member 12 is provided with an abutting portion 12a for controlling the movement of the claw member 11 in the front-back direction (left-right direction in the drawing). is there.

By operating the push button 13b (in the direction of the arrow in the figure), the claw member 11 moves along with the cam pin 13a, and the fixing member 1
The second contact portion 12a acts on the contact portion 11a of the claw member 11 to move the claw portion 11b of the claw member 11 to the position where it meshes with the gear 4 (indicated by the one-dot chain line in the figure). Similarly, the firing operation is performed.

Furthermore, a fourth embodiment of the present invention will be described with reference to FIGS. 4 and 5, and a push button 15 having a contact portion 15a on both wall surfaces.
A claw member 14 having a contact portion 14a, a box body 16 having hook-shaped windows on both wall surfaces, and a spring 17 housed inside the box body 1.

The abutment portion 14a of the claw member 14 penetrates and locks both the push button 15 and both wall surfaces of the box body, and the operating force on the push button 15 is applied to the abutment portion 15a.
It acts on the claw member 14 via a and 14a.

By operating the push button 15 (in the direction of the arrow in the figure), it acts on the contact portion 15a of the push button 15, and the claw member 14
Is moved to a position where it meshes with the gear 4 (shown by the one-dot chain line in the figure), and the gear and the file wheel are rotated to ignite.

C. Effect of the Invention As described above, the ignition device such as a lighter according to the present invention includes a flint, a flint pressing spring that abuts on the flint, and a flint that has a ratchet wheel on its side and is elastically contacted. In an ignition device such as a lighter including a file wheel that slides to generate a spark and a claw member that rotates the file wheel by hooking the claw wheel, the claw member includes a cam pin, and the cam pin is a drive device. The engaging step portion provided at a position where the repulsive force of the spring is increased and accumulated, and the repulsive force of the spring is released to this claw member at once, and the claw member is operated via the cam pin. Since the push button for engaging with and rotating the file wheel is linked, the claw member, the drive device, and the push button are provided at positions along the operating direction of the claw member.
A spring member for pressing a claw member necessary for the ratchet machine groove is not required, which reduces member cost and facilitates assembly work. Further, since the claw member is forcibly positioned, the engagement of the claw wheel or gear with the claw member is always reliable, and it is possible to provide a firing device such as a lighter that can always obtain a reliable ignition. effective.

[Brief description of drawings]

FIG. 1 shows an embodiment of an ignition device such as a lighter according to the present invention, and is an explanatory view showing a main configuration of the first embodiment,
FIG. 2 is a sectional view showing the structure of the essential parts of the second embodiment, FIG. 3 is an explanatory view showing the structure of the essential parts of the third embodiment, and FIG. 4 is an explanatory view showing the structure of the essential parts of the fourth embodiment. , FIG. 5 is an exploded view of the same embodiment. In the figure, 1 is a pyrotechnic stone, 2 is a pyrotechnic stone pressing spring, 3 is a file wheel, 4 is a ratchet wheel, 5, 8, 11, 14 are claw members, 6, 9, 13
b and 15 are push buttons, 7, 10 and 13 are drive devices, 16 is a box, and 17 is a spring.

Claims (1)

[Scope of utility model registration request] Claim: What is claimed is: 1. A flint, a flint pressing spring that is in contact with the flint, a file wheel that has a ratchet wheel on the side and slides the flint that is in elastic contact to generate a spark, and the claw. In an ignition device such as a lighter having a claw member for hooking a car to rotate a file wheel, the claw member is provided with a cam pin, and the cam pin is located at a position where the repulsive force of a spring in a drive device is increased and stored. A push button that engages with the provided locking step portion and releases the repulsive force of the spring to this claw member at once and operates the claw member via the cam pin to engage the claw wheel and rotate the file wheel. An ignition device, such as a lighter, characterized in that the claw member, the drive device, and the push button are provided at positions along the operating direction of the claw member.