JPS5913075Y2 - Operating device for electric Japanese typewriter - Google Patents

Description

[Detailed description of the invention] This invention is an electric motorized device in which a header character indicating section, a handle, and a switch section for opening and closing the printing circuit are provided at the tip of a type selection arm for moving the type storage back and forth and left and right. This invention relates to an improvement in the operating device for a Japanese typewriter.

Conventionally, as the above-mentioned device, there has been known a device described in Tokkaitsu No. 50-7619.

However, in the operating device seen in this publication, an electric circuit breaker is provided on the illegitimate child of the U-shaped type storage operation handle, but the conductor connecting this electric circuit breaker and the activation solenoid is directly connected from the illegitimate child. It is pulled out in an exposed manner and stretched to position the information on this handle.

For this reason, first of all, when you try to hold the eldest child and operate it, the exposed conductor part gets in the way, making it difficult to operate, and the handle is placed in front of the type storage. Because it protrudes from the side, that is, the operator's side, the stretched conductor may get caught on the operator's arm, or the conductor stretched over the index dial may become bent. There are problems with the visibility when detecting characters.

In addition, in this device, this conductor is pulled back and forth and left and right in conjunction with the back and forth and left and right movement of the type storage, and as a result, this conductor collides with the edges and corners of the type storage and the machine body and rubs, causing deformation. By using a car, this conductor may be damaged or even cut in the middle,
Therefore, there is a problem that printing work cannot be carried out smoothly.

Therefore, in order to solve the problems seen in the conventional devices as described above, the present invention utilizes the type Sereno 1-arm provided on the right side of the type storage, and connects the conductor from the switch section to this arm. An operating device for an electric Japanese typewriter in which a part is arranged inside the type select arm, and the conductor part drawn out from the type select arm is short-circuited so as not to interfere with operation. The purpose is to provide

Hereinafter, the present invention will be sequentially explained according to illustrative embodiments.

Reference numeral A is an operating device for an electric Japanese typewriter B, in which a type select arm 2 whose base end 3 is attached to the right side of a type storage 1 holds a heading plate 5 from the side so that its tip 4 is attached. facing above the heading board 5, and its tip 4 is provided with a heading character indicating part 6, a handle 7, and a switch part 8 for opening and closing the typing circuit, and the switch part 8 has a frame body 9.
A conductive wire 11 is disposed to be connected to a connector 10 of.

The type storage 1 is movable left and right within a movable frame 13 that moves back and forth along vertical rails 12 attached in the front-rear direction within the frame body 9, along horizontal rails 13a attached in the left-right direction. It is set.

As shown in FIG. 3, a protrusion 14 is attached to the right side of the type storage 1, with a small vertical length at the base end and a large vertical length at the tip.

That is, the protrusion 14 has upper and lower surfaces formed as inclined surfaces 14a and 14b, and an outer side thereof formed as a vertical surface 14C, into which the base end 3 of the select arm 2 can be fitted. Become.

A fitting portion is formed at the base end 3 of the select arm 2, and includes an inclined surface 3a and an outer vertical surface 3b that match the upper inclined surface 14a and the outer vertical surface 14C of the protrusion 14, and A movable joint piece 15 having an inclined surface 15a on the tip side that matches the lower inclined surface 14b of the protrusion 14 is pivotally mounted,
The other side extension piece 15C of the pivot portion 15b abuts against the screw 16 descending from above through the base end 3 of the arm 2 and is pressed downward, so that the inclined surface 15a and the inclined surface 14
b.

The select arm 2 extends outward for a predetermined length from the base end 3 (referred to as a first horizontal side 2a), and then rises upward (referred to as a vertical side 2b).
), further extends forward for a predetermined length (referred to as the horizontal vertical side 2C), and then is folded back to the type storage 1 side (referred to as the second horizontal horizontal side 2d), and then extends forward for a predetermined length (referred to as the horizontal vertical side 2C). The tip 4 is extended so that it can move above the index board 5 installed above the type storage 1.

The distance between the first horizontal side 2a and the second horizontal side 2d, that is, the height of the vertical side 2b and the second horizontal side 2d should be sufficient to allow movement above the heading board 5 without any hindrance. Bye.

The length of the second horizontal side 2d is such that the above-mentioned heading character indicating part 6 provided at the tip 4 can indicate the heading character 17 at the left end of the heading board 5. It takes.

The length of the horizontal vertical side 2C is sufficient as long as the heading character indicating section 6 can indicate the heading character 17 at the rearmost position of the heading board 5 when the type storage 1 moves to the rearmost position. .

At the tip 4 of the second horizontal side 2d, there is the above-mentioned heading character designation part 6.
As mentioned above, the handle 7 and the switch section 8 are also attached.

The switch section 8 includes a microswitch 18, a hinge lever 19, a bush button 20, and the like.

The microswitch 18 is installed on a plate 21 extending from the tip 4 of the horizontal side 2d and is normally set in a non-operating state, with its contact 22 protruding below the plate 21,
It can come into contact with the base end 19a of the hinge lever 19, but is normally in a non-contact state.

The hinge lever 19 is pivoted below the plate 21, with its proximal end 19a normally located below and its distal end 19a.
The coil spring 20b is wound around the shaft rod 20a of the bushing button 20, which is integrally provided so that b is positioned upward.
, and is biased upward (state shown by the dotted line in Figure 3).

Then, the button 20 is attached to the coil spring 20.
When pressed against the bias of b (solid line state in the figure), the shaft rod 2
0a, the hinge lever 19 also rotates and its base end 19a flips up to come into contact with the contact 22 and close the switch 1.
Operate 8.

When the conductor 11 connected to the switch 18 is connected to the connector 10 of the frame body 9, a typing circuit is formed and a solenoid (not shown) is energized to operate the type bar 23. motor 24
is in operation.

The conductive wire 11 has a portion 11a connected to the microswitch 18 disposed inward along the second horizontal horizontal side 2d, horizontal vertical side 2C1 and vertical side 2b of the select arm 2, and a portion 11a connected to the microswitch 18. It is pulled out from below.

This portion 11b drawn out to the outside is wound in a coil shape and is expandable and retractable in order to form a short circuit so as not to interfere with operation.

4 to 6 show a second embodiment of the structure of the connecting portion between the type storage 1 and the base end 3 of the type select arm 2. FIG.

In this case, a connecting piece 25 on the side of the type storage 1 has a T-shaped groove 26 in cross section and a screw hole 27 formed in the surface thereof.

On the other hand, the base end 3 of the type select arm 2 has a cross-sectional outline in a U-shape such that the vertical sides 3b, 3b hang down on both sides of the horizontal side 3a, and are attached to the above-mentioned connecting piece 25. Further, a T-shaped protrusion 28 having a V-shaped cross section is formed on the lower surface of the horizontal side 3a to fit into the above-mentioned groove 26,
Furthermore, a screw 29 that is screwed into the above-mentioned screw hole 27 is passed through.

Next, the main functions of the operating device A in the above-mentioned electric Japanese typewriter of the present invention will be explained.

First, the user grasps the handle 7 and moves the index character indicating section 6 above a predetermined index character 17.

When the character 17 is on the left side, the elastic part 11 of the conductor 11
b will be extended, and type select arm 2
This means that the user should hold the signboard 5 deeply from the right side.

On the other hand, when the character 17 is on the right side, the extendable portion 11b of the conducting wire 11 is contracted, and the arm 2 shallowly embraces the index board 5 from the right side.

When the character 17 is at the forefront, the select arm 2 does not protrude toward the operator, and only the handle 7 protrudes.

Then, by moving the select arm 2, the type storage 1 is operated together with it, but at this time, the operator selects the desired character to be printed from among the many heading characters 17 on the heading board 5. , by matching this selected character in the same window of the heading character designation section 6, the type of this character will appear on the push-up drum 3.
It will be located directly above the push-up pin 31 of No. 0.

When the index character designating section 6 has been positioned above the predetermined index character 17, the button 20 is pressed with the fingers of the hand holding the handle 7.

At the same time, the base end 19a of the hinge lever 19 engages with the contact point 22 of the microswitch 18 to turn on the switch, which first energizes the solenoid and locks the type storage 1. Motor 24 is then activated.

When the motor is activated, the push-up pin 31 pushes up the desired type from below, and the type bar grips the pushed-up type and prints it on the platen 33.

Reference numeral 34 denotes an adjustment screw for adjusting the mounting position of the index character indicating portion 6 when the position of the index character indicating portion 6 is misaligned with the same window.

As mentioned above, in the present invention, the type select arm provided on the right side of the type storage is used to connect the conductor from the switch section to the second horizontal horizontal side, the horizontal vertical side, and the vertical side of the type select arm. The conductive wire is arranged inwardly along the vertical side, and the conductive wire portion drawn out from this vertical side is wound in a coil shape so that it can be expanded and contracted. From a safety standpoint, the type select arm is designed not only to function as a simple operating function, but also to function as a cover that completely covers the conductor wires. The structure is short-circuited as much as possible so as not to interfere with the operation of the device, so unlike conventional devices where the entire conductor is exposed and stretched, there are no operational problems such as getting caught or shocks. Problems such as damage and cutting due to contact etc. can be completely resolved,
This results in the effect that printing work can be carried out smoothly and properly.

[Brief explanation of drawings]

Figure 1 is a side view of an electric Japanese typewriter implementing the present invention, Figure 2 is a plan view of the main parts of the above typewriter, Figure 3 is a front view of the same main parts, and Figure 4 is the main parts of the same typewriter. FIG. 5 is an exploded perspective view showing a second embodiment of the type select arm connecting portion, which is a part of the section, and FIG.
The figure is a sectional view taken along the line VI-VI in FIG. 4. A...Operating device, B...Electric Japanese typewriter-11...Type storage, 2...
Type select arm, 2b... Vertical side, 2C.
...Horizontal vertical side, 2d...Second horizontal horizontal side,
14.25...protrusion, 5...heading board,
6...Header character instruction section, 7...Handle, 8...Switch, 9...Frame body, 10...Connector , 11...
Conductor.

Claims (1)

[Scope of utility model registration request] In an electric Japanese typewriter, the type selector arm for moving the type storage back and forth and left and right has a header character indicator, a handle, and a switch for opening and closing the type circuit, at the tip of the type selection arm. A protrusion into which the base end of the type select arm fits is attached to the right side of the type select arm, and a conductor connected between the switch section provided at the tip of the type select arm and the connector of the frame body is connected to the type select arm. a second horizontal horizontal side extending outward for a predetermined length from the tip of the arm; a horizontal vertical side extending backward for a predetermined length from the second horizontal horizontal side; and further below the horizontal vertical side.
・The conductor is placed inward along the vertical side, and then pulled out from the vertical side, and the lead-out conductor part up to the connector is wound in a coil shape so that it does not expand or contract. An operating device for an electric Japanese typewriter, characterized in that it is configured as follows.