JP2003003715A - Lock for bicycle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To inform a user of a bicycle about completion of an operation on the occasion of locking and unlocking and thereby to make him feel security, by sending a melody from a lock for the bicycle when locking or unlocking is made. SOLUTION: The lock for the bicycle has a lock mechanism 5 which is unlocked or locked in gearing with insertion of a key 25. A power source 15, a sound oscillating circuit 16, a sound oscillator 17 and a switch 18 are provided in a unit body. The switch 18 is so provided as to come into contact with and detach from a locking lever 7 being the output end of the lock mechanism, and the melody is sent outside the unit body 1 by the medium of the sound oscillator 17 in gearing with the operation of the locking lever 7 on the occasion of unlocking or locking.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bicycle lock using a key, wherein a melody is transmitted from the bicycle lock in conjunction with the operation of the locking mechanism when locking or unlocking. It is a feature.

[0002]

2. Description of the Related Art Bicycle locks equipped with an oscillator so that the location of a vehicle body can be detected and a warning sound such as a buzzer emitted when locking or unlocking a vehicle are, for example, those of the present applicant. Japanese Patent Application Laid-Open No. 10-203441
JP-A-200-72065 and JP-A-2
No. 00-85658 is available.

[0003]

The above-mentioned conventional bicycle lock with an oscillator is used mainly for sounding an anti-theft alarm buzzer, as a remote-controlled automatic unlocking device, and for notifying the whereabouts of a vehicle. However, the oscillator itself was pragmatic and tasteless.

From the above, the problem to be solved by the present invention is to allow the user to operate when locking or unlocking by transmitting a melody from the bicycle lock when locking or unlocking. Is to let you know the completion of and give you a sense of security.

[0005]

Means for Solving the Problems As a means for solving the above problems, the present invention is a bicycle lock equipped with a locking mechanism that is unlocked or locked in conjunction with insertion of a key, which is A power supply, a voice oscillation circuit, a voice oscillator, and a switch are provided, and the switch is provided so as to come into contact with and separate from the rotary lever that is the output end of the locking mechanism, and the operation when the locking lever is unlocked or locked. The present invention provides a bicycle lock in which a melody is transmitted to the outside of the body via the voice oscillator in conjunction with.

The bicycle lock of the present invention configured as described above is unlocked when the user locks the bicycle to leave the bicycle or when the bicycle is unlocked and the user intends to use the bicycle.
The unique melody built into the voice oscillation circuit can be transmitted and heard in conjunction with the locking operation. Therefore, the user can know the completion of the operation, can confirm that the bicycle is his / her own bicycle, and can deepen the attachment together with the feeling of use of the bicycle.

In the bicycle lock of the present invention, the timing of melody transmission can be arbitrarily set at the time of unlocking or locking, or both at the time of unlocking and at the time of locking. If set to, the person who is not the owner of the key will send a melody (voice) even if the key is unlocked illegally, so an unexpected dial tone will inform the surroundings of the person's whereabouts, which is illegal. Anti-theft measures can also be provided, such as giving up stealing by frustrating or distracting the person.

Further, although the present invention does not limit the type of bicycle lock to be adopted, as described in claim 2, a cylindrical shape having an arcuate shape with both open ends facing each other. The lock body contains a traction spring and a curved bar, so that the lock mechanism attachment part extending to one side of the lock body is always engaged with the side surface of the bar by the bias of the spring. When using a bicycle ring lock equipped with a locking lever, the bar bar held at the locking position by the locking of the locking lever is interlocked with the insertion of the key and retracted to the unlocked position, Compared to other bicycle locks, the battery to be used as a power supply, the voice oscillation circuit, the voice oscillator, the switch, etc. have a larger body than the other locks, and the left and right balance is good, so those Assembling electrical parts and wiring There is an advantage that can be easily.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to a ring tablet will be described below with reference to the drawings. 1 is a partially cutaway vertical front view of the embodiment, and FIG. 2 is a partially cutaway vertical side view of the embodiment.

The illustrated embodiment is a case where the present invention is provided in a conventionally known ring lock as described above.
In the figure, 1 is a cylindrical lock main body which is formed in an arc shape with both open ends 2 and 2 facing each other, and 3 is a lock main body 1.
The bar bars 5 which are curved along with and are slidably incorporated in the lock body 1 with the traction spring 4 are lock mechanisms installed on a mounting portion 6 extending to the left side of the lock body 1 in the drawing. .

In the embodiment, the lock mechanism 5 has a sickle-shaped tip portion 7'contacted to the side surface of the bar 3, and is supported by a fulcrum shaft 9 provided on a base plate 8 overlying the mounting portion 6 and shown in the left and right sides in the drawing. The lock lever 7 which is capable of swinging and the support shaft 10 provided on the base plate 8 which is close to the fulcrum shaft 9 are fitted to each other, and one end of the lock lever 7 and the other end of the base plate 8 are connected to the spring. It has a spring 11 for receiving and biasing the rotary lever 7 in the direction of engagement with the bar 3 at all times.

The locking lever 7 is fitted with a tip portion 7'to a hooking portion 12 provided in the middle of the bar bar 3 when the bar bar 3 is in a locking position as shown in the drawing, so that the bicycle lock is locked. Hold, and move the key 25 inserted in the left side of the figure forward,
When the claw 13 that is projected to the side surface of the proximal end portion of the lever 7 is pushed in, the lever 7 rotates to the left in the drawing to retract the distal end portion 7'to the unlocked position. The bar bar 3 released from the locking of the locking lever 7 is pulled by the traction spring 4 and returned to the unlocked position (upward in the drawing).

A lock mechanism 5 including a base plate 8, a locking lever 7, a spring 11 and the like is formed separately from the lock main body 1, is covered by a cover 14 having an open lower surface, and is fixed on the mounting plate 6. .

The member attached so as to oscillate voice (melody) from the bicycle lock constructed as described above is
A battery 15, which is used as a power source, a sound oscillation circuit 16, a sound oscillator 17, and a switch 18 for conducting them, and a main electric member other than the switch 18 is fitted to the outside of the lock body 1 in this embodiment. It is accommodated in the covered cover case 19.

The cover case 19 is made of resin and has a downward U-shaped cross section. The cover case 19 is removably attached to the lower edge of the lock body 1 with the retaining claw 20 disposed on the lower edge. The battery 15 is accommodated between the terminals 22 provided in the bulged portion 21 on the right side, and the sound oscillator 17 is fixed to the back surface of the convex portion 23 provided on the left side in the drawing as shown in FIG. A substrate 24 having the voice transmitting circuit 16 wired is installed on the cover 14. Further, the switch 18 is mounted in the cover 14 of the lock mechanism 5, and is provided with a contact piece 18 ′ at a position where the contact piece 18 ′ is brought into contact with and separated from the claw 13 at the base end portion of the locking lever 7.

In this embodiment, the switch 18 is used for the a contact, and when the locking lever 7 is in the locking position as shown in FIG. When the locking lever is retracted to the unlocked position by the inserted key 25, the switch 18 is turned on to bring the circuit into conduction, the voice transmission circuit 16 is operated, and the voice oscillator 17 incorporates a predetermined melody into the circuit. The call is transmitted within the time set in the timer element (not shown).

In the voice transmission circuit 16 attached to the embodiment,
Since a known melody oscillation circuit is adopted, detailed description of the configuration and operation is omitted. Further, the switch 18 can be used for the b contact so that when the locking lever 7 is displaced to the locking position, the voice transmission circuit 16 is turned on and a melody is transmitted at the time of locking. Further, it is possible to select whether to transmit when locking or unlocking, or to provide two switches 18 so that a melody is transmitted both when locking and unlocking.

There is no particular limitation on the melody transmitted by the bicycle lock of the present invention, but a bicycle for women is equipped with a bicycle lock adapted to transmit a melody preferred by women. , A book with a melody that does not work at the time of display by attaching a bicycle lock that transmits a melody for children and attaching an appropriate character at an appropriate position, for example, on the upper surface of the bulging portion 21 accommodating the battery 15. The bicycle lock can be appealed to the customer together with the bicycle.

The bicycle lock of the present invention is, as described above,
The lock lever is not limited to the ring lock, and for example, in the case of a bicycle lock including a cylinder lock mechanism, the rotary lever connected to the square shaft at the inner end of the cylinder lock mechanism is the locking lever 7 according to the present invention. Switch 18 in the rotation path
Make sure to place the contact piece.

The structure of the lock mechanism 5 that is unlocked or locked in conjunction with the insertion of the key 25, the lock body 1 for accommodating the power supply 15, the voice oscillation circuit 16, the voice oscillator 17, the switch 18, etc., and the cover case 19. It is needless to say that the mode of the container body constituted by can be appropriately selected and its design can be changed in accordance with the gist of the present invention and is not limited to the illustrated embodiment.

[0021]

The bicycle lock of the present invention constructed as described above and used as described above transmits a predetermined melody to the outside of the body when locking or unlocking. The owner can clearly confirm the operation and the distinction between himself / herself and can use the bicycle with emotion. In addition, it can be used for preventing theft by avoiding an illegal operation by transmitting a voice, and thus it has an excellent effect that the conventional bicycle lock does not have.

[Brief description of drawings]

FIG. 1 is a partially cutaway vertical front view showing an embodiment of the present invention.

FIG. 2 is a side view showing a normal use state of the first embodiment.

[Explanation of symbols]

1 lock body 2 ends 3 bar bar 4 Traction spring 5 lock mechanism 6 Attachment 7 Locking lever 8 base plate 9 fulcrum axis 10 Support shaft 11 springs 12 Hook 13 nails 14 cover 15 batteries 16 Voice oscillation circuit 17 Voice oscillator 18 switch (18 'contact piece) 19 cover case 20 hooks 21 bulge 22 terminal 23 Convex part 24 substrates 25 keys

Claims (2)

[Claims] 1. A bicycle lock having a lock mechanism that is unlocked or locked in association with insertion of a key, comprising a power supply, a sound oscillating circuit, a sound oscillator, and a switch inside the body. , This switch is provided so as to come into contact with and separate from the lock lever that is the output end of the lock mechanism, and the melody is transmitted to the outside of the body via the voice oscillator in conjunction with the operation when the lock lever is unlocked or locked. A bicycle lock that allows you to do this. 2. The bicycle lock includes a traction spring and a curved bar rod in a circular arc-shaped lock main body with both open ends facing each other, and one side of the lock main body. The lock mechanism is provided with the lock lever, which is always engaged with the side surface of the bar by the biasing force of the spring, and the lock lever is held at the lock position. A ring lock for a bicycle, wherein the lock bar is retracted to an unlocked position by interlocking with the insertion of the key, wherein the switch is provided close to the insertion position of the key, and the operating contact of the switch is provided. It is configured such that one of the pieces is positioned within the rotation locus of the locking lever, and the sound oscillator is operated in conjunction with the operation of returning the locking lever to the unlocked position or the operation of displacing it to the locked position. The bicycle lock according to claim 1.