TW517122B - Needle threader - Google Patents

Abstract

A needle threader includes a needle holder which has a needle receiving hole and a thread inserting path intersecting the needle receiving hole. A needle position corrector is positioned at one side of the needle holder, and a thread pusher is positioned at the opposite side of the needle holder. The needle position corrector reciprocates into and out of the eye of the needle received in the needle receiving hole, thereby correcting the position of the needle. The thread pusher reciprocates into and out of the thread inserting path for inserting a thread into the needle eye.

Description

517122 V. Description of the invention (l) Background of Deng Jg: The field of L- ^ Ming: The present invention relates to a device that uses a personal knee to enclose a 4 x X z cable. Needle for inserting thread into the eye of sewing needle 1_Related arts Needle is usually difficult to thread, especially | County left_ g 3 mesh soil You ^ L a ^ Especially for the amblyopic. In order to facilitate the operation of the needle, there is a device on the market called " Needle Threader. &Quot; Figures 14 to 16 of the drawings show a representative prior art shown in these figures.夂 老 镕 祙 ”R„ Correct — t ,,, and good times. As u ding " Ding 芩 Kao Fu Fu B needle threader, = into the resin body 8G,-extended vertically in the body 80 The needle that holds the needle 9 = 1, a thread pusher located on the 81-side of the needle base and operated by the operating portion 82, and a thread positioning portion for providing a thread τ between the needle base 81 and the needle pusher 83 84. The needle seat 81 has-the needle receiving hole 8U and-the thread which is the same as the needle receiving hole 8u. Insert the eyelet 9 of the needle 9. In particular, as shown in FIG. 14, the needle 9 is located in the needle receiving hole 8 丨 & with the eyelet 90 facing downward, and the thread T is placed on the needle holder 8 1 and Between the pusher § 3. Then 'move the pusher 8 3 forward to push the curved wire τ into the wire insertion hole 8 1 b' to cause the thread T to be inserted into the eye 90 90. In the pusher Cry 8 3 Tips Super When the line is inserted into the channel 8 1 b, a portion of the line T is also shown in FIG. 15, and it protrudes from the line insertion hole 8 1 b. In this situation, the user grips the convex portion of the line τ ′ to For pulling, as shown by the solid line in FIG. 16, the thread pusher 83 is allowed to move backward. Finally, as shown by the interrupted line in FIG. 16, the needle 9 is lifted away from the needle base 9 with the inserted line τ.

89105898.ptd Page 5 517122 V. Description of the invention (2) Compared with completely manual operation, 'prior art of threading' makes it much convenient, but there are still the following problems... To ensure that the thread T is smoothly and reliably inserted into the eye 9 〇 The needle 9 must be accurately accommodated in the needle receiving hole 81 & so that the needle eye 90 and the thread are inserted into the channel 8ib exactly. For this purpose, the cross section of the needle receiving hole 81a of the needle seat 81 has changed from circular to oval Shape so that the needle 9 with the same change in cross section can be oriented. However, since the needle receiving hole 81a needs to be slightly larger in section size than the needle 9, the needle ° 9 may rotate slightly within the needle receiving hole 8la about its own axis, and therefore The orientation of the needle eye 9 may be slightly deviated or offset from the exact orientation. Therefore, '" may not be able to properly insert the thread T into the needle eye 90. In particular, because cry 1 must pass through the needle eye 90 along with the f-curve T, even if it is slightly off The device also often obstructs the needle thread H. If the user forces the needle threader 83 forward, the obstruction may damage the needle threader 83. Overview of the invention of the reverse action sp 沭 t: One of the items is to provide a needle thread Device, even if the eye of the needle is not facing To an appropriate point, it can also perform a needle threading operation appropriately.

The needle threader according to the present invention includes a main body and a needle holder. The needle holder includes a needle receiving hole and an intersection with the needle receiving hole. J: The thread passing needle threader includes a thread pusher, which is supported by the main body on one of the needle holders. The receiving hole and the eyelet, and a needle position corrector, are supported by the main body on the side of the needle seat of a tray of push-wire = to reciprocate the thread insertion path. It is worshipped as a 卩 妗 枝 卩, for holding between the needle seat and the raised part / 成-,. 泉. According to a preferred embodiment of the present invention, the needle position is adjusted

89105898.ptd $ 6 J 丄 / 丄 5. Description of the invention (3) Correction: ^ f a ί Capture position ’In this position, the thread is captured between the needle position mechanism, i, and the lineage. In this case, 〆 motion adjustment and needle position ^ 10 can be provided separately. After the corrector reaches the needle capture position, the pusher adjuster broadcasts two Zhengjie and captures the line in between. In addition, the movement of the thread through the predetermined distance of the route is 0 ± ^ Zheng Yi when pushing the line, then enter the economy. , 疋 E 离 日 守 ’The other function of the self-propelled threader alone moves is to push and cry, 1 force adjustment means that the mechanism includes a pivot supported by the main body, a ί. Correct? The single position of the backward movement can be reciprocated between the first position of the second fitting part and the position of the brother K and the pusher is retracted. In addition, the motion adjustment mechanism can also include a first _ # bearing for swinging around the pivot. I It is equipped with a needle position fork positive device and supports the 1st arm of the adjacent arm paste, and-provides the 10th knife fit on the second arm to adjust the needle position, and the second part is attached. . The second arm corrects the needle position d, the first position of the movement and the fourth position of the forward position of the needle position corrector; U: the third position. The motion adjustment mechanism may include a guide, which has. Fitting with the first-fitting part, two: for guidance, the guide contacts the fitting part, which causes the fitting part to swing forward. The younger part δ part is preferably from the second, one The first spring can drive the first arm and the two springs can drive the second arm to the third position. '第:;: = 和-第 成 一一 一 ， 二 弹. 可 洗 第 = 可以 与 弟-轴 形 / 、 1 、 弟 一 # form a whole. Moreover, page 7 89105898.ptd Five invention descriptions (4)-The arm and the second arm can each have a wire pusher-the concave shape can be used as the end outside the main body. May have- Convex tip, = 1 effective trap line ', and the needle position corrector Ran' needle position correction number can complement the concave tip of the threader. Otherwise, it will form a cooperative clamping line 1 σ a concave tip for The concave pointed needle threader of the thread pusher may additionally include a pair of oppositely-shaped brocades, IT t 仏 the wooden threader of the main body. The hub includes sexual movement, and the exhaustion has been recited Driven away from each other, but can be threaded through each other to insert the needle thread :: the thread of the path. The needle of size. And the dagger 3 to J is an additional needle seat for accommodating a different from the center ► 日 77 ρ Many other special The detailed description 'will understand the present invention ^ ®: # " J 〇. Needle threading in this embodiment: The needle threading threader adjusting mechanism κ according to the first embodiment of the present invention- A main body 1, a needle holder 2, a movement operation part 4A, and _ >, Youyi 3A, a needle position corrector 3B, a first operation made of synthetic resin :: two operation parts 4B. The main body 1 is -For example,-ί The main body 1; t __ into a hollow sleeve. A kind of cutter 1 2 ^ open / raised part 10, a groove 11 is formed, and a @ μ raised part needle: r 的 断= As shown, the needle seat 2 is located on the upper wall of the main body 1, and is formed as a vertical 89105898.ptd page 8 517122, description of the invention (5) Straight extension circle 1¾. The needle seat 2 has a disease 丨 $ ^ 2 u μ 工 τ W ζ υ and a thread insertion path 2 The needle receiving hole 20 extends vertically and has a bottom surface ^^ 1. Er β Low mouth 4 surface for preventing the oblique Q # from falling. Needle receiving hole 2 0 With the configuration of the nasal guide 朴, Park Q ,, y drop the heart V y needle 9 so that the eyelet of the needle 9 is properly oriented to the thread insertion path 21 to a certain extent. Due to the longitudinal change, the needle receiving hole 20 can be configured The shape is to hold the needle 9 by changing the size of the cross section. In this case, the needle receiving hole 20 does not need to have a bottom surface. The mouth line insertion path 21 is formed in the shape of a channel, which extends horizontally and intersects the hole 20. The thread insertion hole 21 is configured so that the thread is pushed: 3A and the respective tips of the needle position corrector 3B can be inserted into the hole through the thread. The movement adjustment mechanism K includes arms 6A, 6B, abutment portions 628, 6213, impeachment 63a, 63b, a guide 64, and pins 65a, 65b. The arms 6A, 6β are pivotally mounted on a common pivot 60 on the main body 1. Each of the bonding portions 62 & 621) integrally forms a respective arm 6A, 6B. A separate arm 6A, 6β ^ elastic cyan 63a, 63b can be integrally formed, each of which can be elastically deformed and rests on the guide 64. The pins 65 &, 65b 'are provided for restricting the pivoting or swinging movement of the respective arms 6A, 6B. The push line 3 A may be made of a metal, for example. A line pusher 3 A is provided for pushing the line T located at the line positioning portion 13. The wire pusher 3A has an insertion protrusion 30a 'for the entry wire insertion hole 21. Preferably, the convex portion 30a has a concave tip as shown in Fig. 3 to facilitate the collection line T. The wire pusher 3A is mounted on one end of the arm 6A by a screw 6 la. The other end of the arm 6A extends away from the main body 1, thereby serving as the first operation portion 4A. As shown in FIG. 1, under the driving force of the spring 63 a, the thread pusher t takes a maximum retracted position under the convex portion 10. As shown in FIG. 7, when the first operation portion 4A is pushed downward, the arm 6A resists the elastic force of the spring 63

89105898.ptd Page 9 517122 V. Description of the invention (6), the father and the threader 3 "moved forward until the miscellaneous pin 6 5 a touched. Therefore, push the thread to cry] a night + Road 21 (also through the needle eye 90) The angle is more than 30 ° / advance through the thread insertion hole 2 1 should H ^ from lion a and the thread insertion hole to move forward smoothly. The arc extends to ensure the smoothness of the pusher = return to Figure 2, A needle position corrector 3β is provided for correcting the orientation clamped in the needle holder 2 丄 m °. The needle position corrector _- inserts the convex portion 30b for the human line to insert into the channel 21. Preferably, as shown in the figure As shown in 4, the convex portion 30b has a mountain-convex or tapered tip for mounting on the convex portion of the threader, and the concave shape is large. The needle position correction means that the screw 6lb is installed on one of the sides

The other end of the arm arm Lb extends away from the main body 1 so as to be used as the second operation portion. Normally, the needle position corrector 3B takes the maximum retracted position under the upper wall of the main body 1. As shown in Fig. 5, when the second operation part 4β is pushed down: arm? It resists the elastic force of the impeachment 63b to rotate forward, which causes the needle position branch to move forward 3B until the arm stop stops contacting the pin 65b, as shown in 7F of Year N1. Advance through the thread into the channel 21 (also through the eye 90). Preferably, the convex portion 30b should extend along a central arc around the pivot 60 to ensure the smooth advancement of the pusher. The insertion portion 30b of the position corrector 3B has a convex shape or a cone. With a large shape, Baco Valley easily inserts the eyelet 90 of the needle 9 even if the needle eyelet 90 is slightly misaligned ^ Moreover, the projection 30b of the needle position corrector 3] 8 is inserted through the eye 90, causing the needle 9 to be wound Its own axis rotates slightly. Therefore, the needle / rotation position is corrected, so that the needle eye 90 is properly oriented with respect to the thread pusher 3A so that =

Page 11 517122 5. In the description of the invention (8), the thread T is firmly clamped between the thread pusher 3A and the needle position corrector 3β, and the thread τ is unlikely to be pulled out under friction, even if the thread T is pushed. The tip of the device 3A is bent. As shown in Fig. 7, further pushing on the first operation portion 4A causes the attaching portion 62b of the second arm 6B to separate from the attaching portion 62a of the first arm 6A. This separation occurs because the abutting portion 62a of the first arm 6A straddles the guide 64 in its forward motion and is thereby lifted. In this situation, as shown in FIG. 9, if the first operation part 4A releases the pushing force, the first arm ^ together with the pusher 3A returns to the original normal position under the elastic force of the impeachment 63a, while the wire T remains inserted. In the pinhole 90. Please note here that the forward movement of the thread pusher ^ is restricted by the pin 65a, and it stops fitting with the second arm that pivots forward. 6 End the needle threading operation, and manually pull the exposed portion of the thread T , Stick out with line τ. Then, the needle 9 is picked up from the needle receiving hole 20 to take out the insertion line τ from the needle receiving hole 20. 10 to 13 show another embodiment of the present invention. In the figures, the same symbols with the apostrophe ('or ") are used to indicate elements that are identical or similar to those of the first known example. Referring to FIG. 10 which shows a second embodiment of the present invention, the needle threader Aa includes a main body la, two needle seats MM 'on the main body 1 & two threader M ,, and two needle position correctors 3B, 3B " , And operation part 4A ,, 4B ,. The needle holder 2A is used to accommodate a thinner needle ^, and the other needle holder 2β is used to accommodate a thicker needle 9B. Simultaneously and together operate the two pushers 3 to know the secret of the department's threading. Similarly, simultaneous and common operation of 3A two-pin =

P. 12 Fifth invention description (9) direction). The first β every: # 作 部 4B'correct the needle position (that is, the eye of the needle ^ for a penetrating photo shows the third embodiment of the present invention, Figures 11 and 12, except for the components provided in the embodiment, a丨 The first through hub 7 includes a pair of human Λ needles as a package s — the hub 7. — the tweezers 70 right — / the opposite tweezers 70 made of resin. Each 12n + shape is suitable for sticking The capture tip 71 (U) of the one-line Ta. The pair captures the dust and holes $ 1 and [1] (indicated by Figure N4, the defendant is informed by the μ and the hanging is turned on, but it can be turned as shown by the arrow in Figure 11). Yes, to clamp the line Ta. The hub 7 also has an upper wall for connecting to it ^ ^ 1, the line cry 7 'In such an installed state, the pair of traps 隼' ', the tip 7 1 is located near the line Insert it into the outlet end of the channel 21. 1. The container 7 is like a pair of tweezers. As shown in FIG. 12, the hub 7 can be used ::: short length. &Quot; Indicated by arrow _ in Figure 12, online plugging = U day hole 2G removal At 9 o'clock, this type of trapping prevention thread T is pulled out from the top of the eye 90. / Referring to FIG. 13a, the thread pusher 3A and the needle position corrector ⑽ may each have a concave 2 end 39. Because of this The design of the 'thread pusher ㈣ needle position corrector' is exactly the same on the ", thereby simplifying the manufacturing process to achieve cost reduction of $ °. In addition, when 'clamping the thread T between the thread pusher 3A and the needle position corrector 3B The pair of concave tips 39 can surround the line T, thereby preventing the line ^. That is, mechanical pressure. The present invention has been described as such, but it can obviously be changed in many aspects.

Although, according to the illustrated example, each of the trapped needles and needles is collected: ‘When the thread is pushed by the threader’, the threader may be independent of °. However, the push line of the thread pusher can only be used to correct the positive movement of the needle eye, and the needle position corrector of the present invention is within the spirit and scope of the invention: 2: Such a change should not be regarded as a deviation from the sedan + 昝Those who are skilled and skilled in this art will understand that all of these modifications are helmets 6 > μ 丄 %% white, the number of the parts is jg inside the 阗 A needle threader

Aa Threader

Ab Needle threader B Reference symbol K Motion adjustment mechanism N1 arrow N2 arrow N3 arrow N4 arrow N5 arrow

Na Arrow Ding Line

Ta cable 1 body la body 2 header 2 A header

89105898.ptd Page 14 517122

89105898.ptd Page 15 517122 V. Description of the invention (12) 30b Inserting convex part 39 Concave tip 60 Pivot 61a Screw 61b Screw 62a Fitting part 62b Fitting part 6 3a Spring 63b Spring 64 Guide 64a Cone Surface 6 5a Pin 65b Pin 70 Tweezer 71 Capturing needle end 72 Mounting protrusion 73 Mounting hole 80 Synthetic resin main body 81 Needle base 81a Needle receiving hole 81b Wire insertion hole 82 Operating part 83 Pusher 84 Line positioning part

89105898.ptd Page 16 517122

89105898.ptd Page 17 517122 Brief description of the drawings In the drawings: FIG. 1 is a perspective view showing a needle threader embodying the present invention. FIG. 2 is a vertical sectional view of the needle threader. FIG. 3 is an enlarged view showing the tip of the threader of the needle threader. Fig. 4 is an enlarged view showing the needle position corrector of the needle threader, and Figs. 5 to 9 are sectional views showing the continuous steps of using the needle thread = ^ thread illustrated in the figure} to insert the needle eye. Fig. 6 is an enlarged fragmentary view showing the condition of the near needle holder shown in Fig. 5. In the past, sin Figure 7 is a vertical sectional view illustrating another step in use. Insertion process of dental needle and spring time thread Figure 8 is an enlarged fragmentary view showing the state of 圄 7 from the private-, Λ near the needle seat. The steps of the line insertion process shown in FIG. 7 are shown in FIG. 9 as a vertical cross-sectional view, illustrating another step. For example, the needle threading device is not used, and the thread insertion process is shown in FIG. 10 without a perspective view, and FIG. Η is a perspective view. FIG. 12 is an enlarged fragment cross-section showing a needle threader embodying the present invention. To the part. Fig. 13a is an enlarged sectional view of a needle threader and a needle position corrector as shown in Fig. 11. Figure 13b is another enlarged profiler with a line clamped between them. Figures 1 4 to 16 are views called σ | 177 For the section, exemplify the use of prior art needles

89105898.ptd page 18 517122 Schematic illustration of a thread, the continuous steps of inserting a thread into the eye of a needle iBii 89105898.ptd page 19

Claims (1)

A / 丄 厶 z Phase bearing, the needle seat includes-needle receiving hole and-* Menza phase father's thread insertion path; Xing push threader, pinched by the main ΦΑ t, for pushing a line into a house to sit in one / then, to reciprocate in and out of the thread The pin position corrector is combined with the eyelet of the inner hole of the needle, and is supported by the pusher t and the needle seat, and is supported by the main body. 、, 叩 On the opposite side, insert the thread through the reciprocating thread: Please == 1 the needle threading device, where the main body contains I 1 8 Du needle seat and the protruding stand ^ = needle threading in the first item of the material range The position of Λ holding the needle portion and the movement of the thread are captured between the needle position corrector and the thread pusher: Needle === Item two threading: the threader, and additionally-the motion needle position corrector and the trap; = After the needle capture position is reached, the push line will move as a whole as the scope of patent application. The end advances through the thread 器 J 、 之 牙 针 针 器, where, when the positioner of the thread pusher is removed, the patent range of the dagger needle can be inserted into a convex 3 · positive device capture 4 · section machine and 5. before the needle The mechanism motion adjustment mechanism allows the movement to adjust a pivot, which is supported by a first arm of the main body, which carries a push support; and the threader is supported for swinging about the pivot and 517122 VI. The scope of patent application is separate 2 retreat movements ;, 彳 ', on the first arm, for the adjustment of the needle position corrector s back j the largest-position and pusher 7 structure t, patent scope 6 The needle threader of the item, wherein, the movement is adjusted; and-and the second arm 'carries a needle position corrector' and is supported for swinging about the pivot-the second fitting part provides a closure to adjust the needle position f _ τ% β π 仏, Diyi fits part of the skin φ, and dizi moves backwards separately; Yizhong $ 弟 一 # is the most important baby and needle position that can be retracted by the needle position corrector: corrector forward The position between the fourth largest position 8. :: Please operate the needle threader in item 7 of the patent scope. The mechanism includes a guide, which has an inclined surface. Exercise J 周 卽 fits with the first fitting part.丨 The first bonding part 9 · If the crying of item 8 in the scope of patent No. 4 of the application, when one arm swings forward, it touches the first contact (eight degrees), and the guide is in the first and second bonding parts. Servings separated. ... ^, for causing the first-fitting part 1 0. As the crying of item 7 in the scope of the patent application, a spring for driving the first arm to the first position, and dagger 3-the first elastic arm drives to the first Three positions. And a second impeachment for the second production of 11. Needle Threading Device, such as a patent application item 10, Huang and Di Yi # integral, and the second impeachment toilet, Zhuo Dan 12. Needle threader for scope item 7: its body arm and 89105898.ptd page 21 517122 6. The scope of patent application Each of the second arms has an operating end located outside the main body. 1 3. The needle threader according to item 1 of the scope of patent application, wherein the pusher has a concave tip. 1 4. The needle threader according to item 1 of the patent application scope, wherein the needle position corrector has a convex tip. 1 5. The needle threader according to item 1 of the patent application, wherein the needle position corrector has a concave tip. 16. If the needle threading device of item 1 of the patent application scope includes a hub provided on the main body, wherein the hub includes a pair of opposed tweezers, which normally drive away from each other, but can move elastically toward each other for tweezers The clip has been inserted into the path's line through the line. 1 7. The needle threader according to item 1 of the scope of patent application, further comprising at least one additional needle seat on the body for receiving a needle of a different size. 89105898.ptd Page 22