JPS597468B2 - Electric razor with trimmer mechanism - Google Patents

Description

[Detailed description of the invention] The present invention relates to an electric razor with a trimmer mechanism.

Conventionally, with this type of electric razor, when cutting curly or long hair using only a net blade, it takes a considerable amount of time and is not easy to use.

Therefore, the trimmer mechanism can be used in conjunction with the trimmer mechanism to reduce curly hair.
It has been proposed to perform shaving with a net blade while cutting long hair, but conventional products, such as Japanese Patent Laid-Open No. 5
In No. 1-8060, the trimmer mechanism and the net blade were located close to each other, and the trimmer mechanism became an obstacle when only the net blade was desired to be used.

The present invention eliminates the above-mentioned drawbacks, and provides an electrical appliance with a trimmer mechanism that allows the trimmer mechanism to be brought close to the net blade when the trimmer mechanism is used in combination, but allows the trimmer mechanism to be appropriately separated from the net blade when the trimmer mechanism is not used in combination. The purpose is to provide razors.

The present invention will be explained below along with the drawings.

1 to 10, reference numeral 1 denotes a body in which a battery 2 and a motor 3 are built, and an outer cutter frame 5 holding a net cutter, that is, an outer cutter 4, is attached.

Reference numeral 6 denotes an inner cutter that is slidably installed inside the outer cutter 4, and is pressed against the outer cutter 4 by a push-up spring 7, as is well known, and is pressed against the outer cutter 4 and the body 1.
It is reciprocated via an eccentric body 8 and a driving body 9 by the output of the motor 3 inside.

Reference numeral 10 denotes a trimmer mechanism attached to one side of the outer cutter frame 5 so as to be inclined toward the outer cutter 4 as a whole, and includes a pair of guide plates 11, 11, a moving plate 12, a trimmer driver 13, and a trimmer base 14. Contained.

The guide plates 11, 11 are formed to match the inclined surfaces 15, 15 and the step portions 16, 16 of the outer cutter frame 5, and have fixing holes 17, which are bored in the outer cutter frame 5.
Fixing pins 19 and 20, which can be fitted into the respective parts 18 and 18, are provided in a protruding manner.

Further, the movable plate 12 has relief recesses 21, 21 formed in the body part thereof, which are spaced apart from each other and open downward, and both side parts 22. 22 a relief recess 23 that opens inwardly;
23 is provided, and shaft holes 24, 24 are formed.

The shaft hole 24.24 may be formed in the outer cutter frame 5.

Further, on both sides of the movable play opening 2, the inclined surfaces '15,
engagement tab 25 angled to be substantially parallel to 15;
, 25 are extended, hook springs 26, 26 are embedded in the retaining ears 25, 25 with parts thereof protruding, and receiving surfaces 27, 27 are cut out.

On the other hand, the trimmer base 14 is connected to both sides 2 of the movable plate 12.
2. The lower part 28 has a lower part 28 which can be located between the two parts, and the lower part 28 has rotary shafts 29, 29 which are inserted into the shaft holes 24, 24 of the both sides 22, 22 and are pivotally supported, protruding horizontally and extending downward. Leg portions 30, 30 are provided which are spaced apart by the same distance as the relief recesses 23, 23.

Further, the trimmer base 14 has an upper part 31 inclined with respect to the lower part 2B at substantially the same angle as the inclination angle of the inclined surfaces 15, 15. recesses 32, 32 for receiving protrusions of hook springs 26, 26 attached to the engaging ears 25, 25;
is formed.

In addition, a trimmer fixed blade 33 whose tip is bent outward in an L-shape is fixedly mounted on the trimmer base 14, and the upper,
The trimmer driver 13 is slidably held within a sliding recess 34 formed on the inner surface of the lower portions 31, 28.

The trimmer drive element 13 supports a trimmer movable blade 34 whose tip is bent outward in an L-shape and slides on the inner surface of the trimmer fixed blade 33. is formed so as to be able to engage with the drive body 9.

35 is wound around one rotating shaft 29 of the trimmer base 14, and rotates and projects the trimmer base 14 with respect to the movable plate 12 by a torsion spring whose one end is locked to the moving plate 12 and the other end is locked to the trimmer base 14. It functions to make

36, 36 are compression springs loaded in the trimmer base 14, and the receiving surfaces 27 . 27, and works to keep the movable plate 12 apart from the trimmer base 14 at all times.

Reference numeral 37 denotes a switch plate that is slidable with respect to the body 1, and engaging protrusions 38, 38 that can be engaged with legs 30, 30 that protrude downward from the lower part 28 of the trimmer base 14 when moving upward are directed upward. A switch button 39 is slidably installed inside the switch.

Further, on the inner surface of the switch button 39, engaging protrusions 41, 41 that come into contact with the guide surface 40 of the guide 1 are protruded. an engagement hole 43 formed to engage with the protruding guide protrusion 42 and bored in the guide surface 40 during sliding;
．． 43 so that it can be pushed in.

Furthermore, an electrode plate 44 is attached to the lower end of the switch plate 37, and is configured to contact the switch electrode 45 when the switch plate 37 moves upward, thereby energizing the motor 3 and putting it into a driving state.

Reference numeral 46 denotes a return spring that resists the push-in operation of the switch button 39, and a switch push-up spring 47 that resists the sliding movement of the switch button 39.

Further, the operation of the present invention will be explained in detail.

In the state shown in Fig. 1, the switch button 39 is pressed as shown in Fig. 7.
The engaging protrusion 41 of the guide protrusion 42 of the body 1 guide surface 40
It is in an engaged state with the guide surface 40 and rests on the guide surface 40.

Therefore, the switch plate 37 cannot rise and the switch electrode 45
Since the electrode plate 44 is not in contact with the motor 3, the motor 3 is not energized, and neither the inner cutter 6 nor the trimmer mechanism 10 is driven.

On the other hand, as shown in FIG.
The engaging protrusion 41 slides against the spring force of the guide protrusion 4.
2, the switch plate 37 can be moved upward.

Therefore, if the switch plate 37 is moved upward until the switch plate 37 is brought into contact with the switch electrode 45 while aligning the engagement protrusion 41 with the guide protrusion 42, the motor 3 will be driven and the eccentric body 8 will be driven. In addition, the inner cutter 6 connects to the outer cutter 4 via the drive body 9.
It can be reciprocated on the inner surface to perform normal shaving motions.

At this time, the engaging protrusions 38, 38 of the switch plate 37 are located in the escape recesses 21, 21 of the moving plate 12, and do not affect the trimmer mechanism 10.

Furthermore, as shown in FIG. 9, the engaging protrusion 41 of the switch button 39 is aligned with the engaging holes 43, 43 of the guide surface 40 of the body 1, and then the switch plate 37 and the switch button 39 are pushed in as shown in FIG. , the engaging protrusions 38, 38 are attached to the legs 30, 30 of the lower part 28 of the trimmer base 14, and the hook springs 26, 26 of the movable plate 12 are attached to the trimmer base 1.
4 removed from the recesses 32, 32 of the upper part 31.

Therefore, as shown in FIG. 5, the trimmer driver 13 and the trimmer base 14 are rotated and projected with respect to the movable plate 12 by the spring force of the torsion spring 35 until the trimmer base 14 is stopped by the body of the movable play opening 2. .

At this time, the lower part of the trimmer drive element 13 is engaged with the drive body 9, and the trimmer movable blade 34 slides on the inner surface of the trimmer fixed blade 33, making it possible to perform a close shave and releasing the pressing force from the switch plate 37. In this state, the switch plate 37 and switch button 39 are automatically moved back to the position shown in FIG. Since there is a position, the switch plate 37 is forced to stop at that position.
If the trimmer mechanism 10 is pushed in again, the state shown in FIG. 4 will be achieved.

In addition, when the switch plate 37 is further moved upward from the state shown in FIG. The engaging ears 25, 25 are the guide surfaces
, is, and the trimmer drive element 13 is moved upwardly along the lines .
At the same time, the trimmer base 14 is also moved upward, and the outer cutter 4 is moved upward as shown in FIG.
Reach the neighborhood.

At this time, the lower part of the trimmer drive element 13 is engaged with the drive body 9, and the trimmer movable blade 34 is slid on the inner surface of the trimmer fixed blade 33, and comes into contact with the skin together with the outer blade 4, allowing smooth cutting of curly hair 48, etc. It will be executed in

On the other hand, if the switch plate 3T is moved back, the compression springs 36, 3
The movable plate 12 is moved downward by the spring 6, and the trimmer driver 13 and the trimmer base 14 are also moved backward.

According to the electric razor with a trimmer mechanism of the present invention configured as described above, the net blade, that is, the outer blade can be used independently, and the trimmer mechanism can be used for shaving curly hair etc. as desired (Bl. A single switch board can perform multiple operations, improving overall usability and reliability.

[Brief explanation of drawings]

FIG. 1 is a simplified sectional view of an electric razor with a trimmer mechanism of the present invention, FIG. 2 is a front view thereof, FIG. 3 is a partially exploded perspective view thereof, and FIGS. 4 to 10 are explanatory views of the same operation. 1...Body, 2...Battery, 3...
... Motor, 4 ... Outer cutter, 5 ... Outer cutter frame, 6 ... Inner cutter, 7 ... Push-up spring, 8 ... ... Eccentric body, 9... Drive body,
Lv...Trimmer mechanism, 11...Guide plate, 12...Movement plate, 13...
... Trimmer drive element, 14 ... Trimmer base, 15
......Slope, 16...Step, 17,1
8... Fixing hole, 19, 20... Fixing pin, 21... Relief recess, 22... Side part, 23... Relief Recess, 24...shaft hole,
25... Engaging ear piece, 26... Hook spring, 27... Receiving surface, 28... Lower part,
29...rotation shaft, 30...leg, 31
...Top, 32...Concavity, 33...
... Trimmer fixed blade, 34 ... Sliding recess, 35
...Torsion spring, 36...Compression spring,
37... Switch plate, 38... Engaging protrusion, 39... Switch button, 40...
・Guide surface, 41...Engagement protrusion, 42...
- Guide protrusion, 43... Engagement element L. 44...
... Electrode plate, 45 ... Switch electrode, 46.
...Switch push-up spring, 47...Return spring, 48...Toshihiro Kuse

Claims (1)

[Claims] 1. In an electric razor in which the inner cutter is slidably provided relative to the outer cutter and the trimmer mechanism is provided so as to rotate and protrude, this electric razor has a trimmer mechanism that can be moved up and down, bringing the trimmer mechanism close to the outer cutter when moving upward. and a switch plate attached to the pushable body that rotates and projects the trimmer base and trimmer driver of the trimmer mechanism when pushed;
The switch plate is provided with a slidable switch button, an engaging protrusion is protruded from the switch button, and a retaining protrusion is provided on the guide surface of the body that comes into contact with the retaining protrusion when the switch plate is in a downward position. A guide protrusion that locks with the switch button is provided, and a retaining hole into which the engaging protrusion can be inserted when the switch button slides. An electric razor with a trimmer mechanism, characterized in that it is provided so as to be latched to a stand.