CN1003416B - Gramophone needle module on pickup seat - Google Patents
Gramophone needle module on pickup seat Download PDFInfo
- Publication number
- CN1003416B CN1003416B CN85105323.8A CN85105323A CN1003416B CN 1003416 B CN1003416 B CN 1003416B CN 85105323 A CN85105323 A CN 85105323A CN 1003416 B CN1003416 B CN 1003416B
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- mounting rod
- installing hole
- supporting
- shape part
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Abstract
To attain the orientation of an armature in a proper state to an action gap by forming at least a flat standard surface for attachment to an attachment rod provided at the cantilever side and an attachment hole drilled at the knob member side respectively in order to prevent the relative variance of revolution between said rod and hole. Both armatures 29 and 29 have 45 deg. cross angles to the virtual vertical surface including an axial line of a cantilever 25 and are orientated orthogonally to the axial line of the cantilever 25. A support wire 30 and an attachment rod 31 are formed in a body and concentrically with the axial line of the cantilever 25 at the rear end of a supporter 28. A metallic stopper pipe 32 is unified with the rod 31, and both the rod 31 and an attachment hole 33 have a right triangular form respectively. Thus the relative variance of revolution is avoided by each face of said right triangle. In such a way, the cantilever 25 can be attached quite easily to a knob member 21 without having a special angle control job.
Description
The present invention relates to a kind of stereo adapter seat, in order to reproduce multi channel signals from disc simultaneously, this groove has two modulation walls, The present invention be more particularly directed to a kind of stylus assembly that is used on the cartridge, and this assembly has two independent mutually also magnetic tongues of corresponding separately aforementioned modulation wall.
As an example of cartridge in the prior art, Fig. 1 and Fig. 2 have illustrated a kind of stylus assembly that is used on the cartridge, and this component description is in No. 3761647 United States Patent (USP)s, and this patent is invested same assignee of the present invention.The stylus assembly comprises, a button shape part 1 that is removably mounted on the bottom of unshowned cartridge, a cantilever 5, the one end has a stylus 2, the other end has the supporting 3 that a synthetic resin is made, also have the damper 6 that elastomeric material is made, place between supporting 3 and the button shape part 1.A pair of magnetic tongue 4 and 4 V-shaped substantially being connected in the supporting 3, its angle is consistent with the angle that groove is respectively modulated wall.A mounting rod 8 is connected to the rear end of supporting 3 by supporting wire 7.Have an installing hole 9 on the button shape part 1, mounting rod 8 inserts wherein, and by mounting rod 8 is inserted installing hole 9 ordinatedly, cantilever 5 is just propped up and can vibrate, and at this moment damper 6 is sandwiched in the middle of button shape part 1 and the cantilever 5.On the other hand, as shown in Figure 2, the pick-up pedestal is equipped with a calutron, comprises two pairs of pole pieces 10,11 and 12,13, each self-forming separate about effect seam, coil 14,15 and 16,17 and each pole piece link.Above-mentioned button shape part 1 is connected on the pick-up pedestal, thereby makes a pair of magnetic tongue by each bootstrap, and is in place in the independent action seam by two pairs of each self-formings of pole piece.
When mounting rod 8 was put in the installing hole 9, dependence screwed jackscrew 18 and clamps mounting rod 8 in screw 19, and screw 19 is perpendicular to installing hole 9.Yet,, have following point in the mill according to this fixing means, that is, jackscrew 18 was moved back and forth because of too little being difficult to, although and the work efficiency difference can consider a kind of simple method, promptly adopt a hair(-)pin to fix mounting rod, but the method installation strength of this employing hair(-)pin is poor.In habitual stylus assembly, also there is another problem again, the displacement that promptly often relatively rotates between mounting rod 8 and the installing hole 9, this is because the two all is real Cylinder, and the latter's internal diameter is slightly larger than the former external diameter.Therefore, this just need inject installing hole 9 at mounting rod 8, and before being fixed in the hole 9 by jackscrew 18, the orientation angles of a pair of magnetic tongue 4 and 4 is adjusted in the operation of taking a lot of trouble, thereby wishes to improve to some extent in this.Particularly,, will produce the problem of interference distortion and so under the situation of the displacement of relatively rotating is arranged if mounting rod 8 is fixed in the installing hole 9, this be because a pair of magnetic tongue 4 and 4 can not accomplish with groove respectively to modulate the wall angle corresponding consistent.
The present invention seeks to avoid effectively the shortcoming of prior art discussed above, an object of the present invention is to provide a kind of stylus assembly that is used on the cartridge, wherein above-mentioned cantilever, a pair of cylindricality magnetic tongue, supporting, supporting wire and above-mentioned mounting rod are whole formations, above-mentioned mounting rod and above-mentioned installing hole have a reference for installation plane respectively, above-mentioned cantilever is supported by button shape part, like this, when mounting rod being fixed in the above-mentioned installing hole, by means of the said reference plane, this intersects vertical plane isogonism of a magnetic tongue and an illusion, and this vertical plane has also comprised the longitudinal axis of above-mentioned cantilever, simultaneously need not any special mounting operation and keep the magnetic tongue orientation in place.
Other purpose of the present invention, characteristic and advantage will draw from the following explanation that the reference accompanying drawing is done more significantly.
Fig. 1 is a decomposition diagram, the stylus assembly that expression is habitual;
Fig. 2 is a perspective illustration, and expression is contained in a calutron on the pick-up pedestal, is in assembled state with magnetic tongue on the cantilever of the stylus assembly of a pair of Fig. 1 of being contained in;
Fig. 3 is a decomposition diagram, represents an embodiment of stylus assembly of the present invention;
Fig. 4 is the view sub-anatomy of the major part of Fig. 3 stylus assembly;
Fig. 5 is a mounting rod and the cutaway view that has the supporting part of installing hole among Fig. 3;
Fig. 6 is the profile similar to Fig. 5 with Fig. 7, but the change scheme of expression mounting rod and installing hole combination;
Fig. 8 is the plane graph that the A-A line is looked from Fig. 4.
Referring to figs. 3 to Fig. 8, the embodiment that the present invention recommended is described below.
As shown in Figure 3, be equipped with a plastic button shape part 21 according to stylus assembly of the present invention, this part is releasably attached at the end of a unshowned pick-up pedestal.Button shape part 21 comprises a bottom wall portion 22 and a pair of left and right sides wall part 23 and 23, two sidewalls are made in the opposite end of diapire 22 separately, thereby interlocking pick-up pedestal produces suitable frictional force simultaneously separately between sidewall 23,23 and cartridge body side surface.Substantially at the middle part of diapire 22, be provided with a plug part 24 that projects upwards, this part and one are unshowned, are arranged on the installation site that socket on the pick-up pedestal limits button shape part 21 jointly, are used for supporting the supporting part 26 of a cantilever 25 in addition.
One stylus, 27 usefulness known methods are installed to an end of cantilever 25, one supporting 28 and cantilever are cast together with resin at the other end of cantilever.As shown in Figure 4, the other end of cantilever 25 flattens sealing with the method for extruding and so on, prevents that thus mold pressing resin from flowing into cantilever 25, and prevent to support 28 and cantilever 25 between relatively rotate.
Supporting 28 has a pair of perpendicular cylindricality magnetic tongue 29 thereon, be orientated to substantially-" V " shape, its angle and unshowned disc vocal print respectively to modulate the wall angle consistent, similar to prior art.Lifting 45 °～45 ° serial discs is that example is described, each magnetic tongue 29 with 29 with respect to a vertical formation 45 that comprises the cantilever axis, and extend perpendicular to the axis of cantilever 25.According to the embodiment of Fig. 4, a supporting wire 30 and a mounting rod 31 are made in the rear end of supporting 28 integratedly, and coaxial with cantilever 25, and a metal closures pipe 32 appends on the mounting rod 31 integratedly.Should fill in pipe 32 in advance and insert a metal pattern, and just can like that it be fixed on the mounting rod 31 integratedly as shown.
On the other hand, an installing hole 33 has the geometry consistent with the cross section of mounting rod 31, and open in the supporting part 26 of aforementioned button shape part 21 in this hole.Promptly, on each mounting rod 31 and installing hole 33, has a flat datum clamp face at least, cantilever 25 can be installed on the button shape part 21, and there be not any relatively rotating, when mounting rod 31 and installing hole 33 were worked in coordination, aforementioned a pair of magnetic tongue 29 and 29 just intersected with the imaginary vertical plane isogonism that comprises cantilever 25 axis.Just as shown in Figure 5, each mounting rod 31 and installing hole 33 are made the shape of regular triangular prism, rely on each surface of mounting rod 31 and installing hole 33, prevented to take place in relative rotation between the two, and may easily cantilever 25 be installed on the button shape part 21 thus, and need not any special angle adjustment, as variation, each mounting rod 31 and installing hole 33 can be made has cross section trapezoidal or garden piece shape, and example as shown in Figure 6 and Figure 7.Like this, the shape of cross section that each mounting rod 31 and installing hole 33 can have any this class is as long as this shape possesses at least one aforesaid datum level.
The mounting rod 31 of cantilever 25 inserts installing hole 33, and a butyl rubber annular damper 34 places between supporting part 26 and the cantilever self simultaneously, thereby supporting cantilever 25 can be vibrated it on button shape part 21.At this moment, mounting rod 31 just can be fixed in the installing hole 33 and need not any fixture, as jackscrew, hair(-)pin and so on.Promptly as Fig. 4 and shown in Figure 8, be provided with the engagement/backstop pawl 35 of an elastically deformable in installing hole 33, it gives with one and decides angle, along the direction of insertion of mounting rod 31, and centroclinal towards installing hole 33.On the other hand, be provided with a groove 36 on mounting rod 31, decide the insertion position giving of mounting rod 31, this groove is meshed with aforementioned engagement/backstop pawl 35.Thus, if mounting rod 31 is forced to insert installing hole 33, engaged claw 35 just is mounted the head of bar 31 earlier and depresses, in case it has crossed this head, just with groove 36 engagements, thereby mounting rod 31 is fixedly mounted in the installing hole 33.In this case, be necessary the suitably position of selected groove 36, accomplish fixed position, can have and give fixed tension, and have a suitable pressure to act on damper 34 in supporting wire 30 at mounting rod.Reference number 37 is indicated a hole, is used for taking out a metal pattern that forms engagement/backstop 35.As the other selection different, engagement/backstop pawl can be made on the mounting rod 31, and groove is made in the installing hole 33 with such scheme.
Can know from above-mentioned embodiment and to find out, according to the present invention, cantilever, a pair of magnetic tongue, supporting, supporting wire and installing hole are whole formations, mounting rod that forms on the cantilever and the installing hole of opening on button shape part, all have a reference for installation plane at least, be used for preventing that the rotation between mounting rod and the installing hole from misplacing.In addition, the orientation of a pair of magnetic tongue on the cantilever is arranged in the suitable position of pick-up pedestal effect stitching, its result can reduce cost, and promotes and produces.
Claims (9)
1, a kind of stylus assembly that is used on the cartridge comprises a button shape part that is releasably attached on the pick-up pedestal bottom that has calutron, a suspended wall, and the one end has stylus, and the other end has a synthetic resin supporting; A pair of cylindricality magnetic tongue erects in above-mentioned supporting, and roughly is arranged to one " V " shape, and its angle is consistent with the modulation wall of disc sound letter, and an elastomeric material damper is contained between above-mentioned supporting and the above-mentioned button shape part; A mounting rod is connected to the rear portion of above-mentioned supporting by a supporting wire; An installing hole is opened on above-mentioned button shape part, is used for allowing above-mentioned mounting rod insert wherein; Above-mentioned mounting rod inserts and is fixed in the above-mentioned installing hole, thereby above-mentioned suspended wall is supported on the above-mentioned button shape part, and can vibrate; One effect seam is arranged in the bottom of above-mentioned pick-up pedestal, above-mentioned a pair of cylindricality magnetic tongue is directed being positioned in this seam a suitable position, it is characterized in that: above-mentioned installing hole is consistent on geometry with the cross section of above-mentioned mounting rod, and can allow above-mentioned mounting rod be slidably inserted into, each above-mentioned installing hole and mounting rod all have a datum level at least in the one side, and two datum levels can both fit tightly mutually, cause above-mentioned suspended wall can be fixed on the above-mentioned button shape part, like this, when mounting rod being fixed in the above-mentioned installing hole, by means of the said reference plane, this intersects cylindricality magnetic tongue and general imaginary vertical plane isogonism, and this vertical plane has also comprised the longitudinal axis of above-mentioned suspended wall.
2, according to the described stylus assembly of claim 1, it is characterized in that above-mentioned each mounting rod and installing hole have the triangular-section and amass, said datum level is as a side of triangular prism.
3, stylus assembly according to claim 1 is characterized in that each described mounting rod and installing hole all have the irregular quadrilateral cross section, and described datum level is equivalent to trapeziform four limits.
4, according to the described stylus assembly of claim 1, it is characterized in that each above-mentioned mounting rod and installing hole have the cross section above the arc chord formation of semicircle, said datum level is as its string.
5, a kind of stylus assembly that is used on the cartridge comprises a button shape part that is releasably attached on the pick-up pedestal bottom that has calutron; A suspended wall, the one end has stylus, and the other end has a synthetic resin supporting; A pair of cylindricality magnetic tongue erects in above-mentioned supporting and roughly is arranged to one " V " shape, and its angle is consistent with the modulation wall of disc sound letter; An elastomeric material damper is contained between above-mentioned supporting and the above-mentioned button shape part, and mounting rod is connected to the rear portion of above-mentioned supporting by a supporting wire, and an installing hole is opened on above-mentioned button shape part, is used for allowing above-mentioned mounting rod insert wherein; Above-mentioned mounting rod inserts and is fixed in the above-mentioned installing hole, thereby above-mentioned suspended wall is supported on the above-mentioned button shape part, and can vibrate; One effect seam is arranged in the bottom of above-mentioned pick-up pedestal, above-mentioned a pair of cylindricality magnetic tongue is directed being positioned in this seam a suitable position, it is characterized in that: above-mentioned installing hole is consistent on geometry with the cross section of above-mentioned mounting rod, and can allow above-mentioned mounting rod slide inserts, each above-mentioned installing hole and installing hole all have a datum level at least in a certain side, and two datum levels can both fit tightly mutually, above-mentioned suspended wall can be fixed on the above-mentioned button shape part, like this, when mounting rod being fixed in the above-mentioned installing hole, by means of the said reference plane, this intersects a cylindricality magnetic tongue and an imaginary vertical plane isogonism, and this vertical plane has also comprised the longitudinal axis of above-mentioned suspended wall, above-mentioned stylus assembly also comprises the fixture between mounting rod and the installing hole, and constitute by the engagement recess part and in an above-mentioned mounting rod insertion and a suitable locational elastically deformable protrusion, this protrusion partly is meshed with above-mentioned engagement recess.
6, stylus assembly according to claim 5 is characterized in that each above-mentioned mounting rod and installing hole all have triangular cross section, and described datum level can be three limits of triangular-section.
7, stylus assembly according to claim 5 is characterized in that each described mounting rod and installing hole all have the irregular quadrilateral cross section, and described datum level is equivalent to trapeziform four limits.
8, stylus assembly according to claim 5 is characterized in that each above-mentioned mounting rod and installing hole have the cross section above the arc chord formation of semicircle, and described datum level is as its string.
9, according to each described stylus assembly among the claim 5-8, it is characterized in that the said fixing device is included in the engagement/backstop pawl of the elastically deformable on recessed horizontal on above-mentioned installing hole and the above-mentioned mounting rod, this backstop pawl is with a predetermined angle, direction of insertion along mounting rod, centroclinal to installing hole, above-mentioned groove on the predetermined insertion position of above-mentioned mounting rod with above-mentioned engagement/backstop pawl engagement.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8322485A JPS61240401A (en) | 1985-04-18 | 1985-04-18 | Stylus structure for pickup cartridge |
| JP83224/85 | 1985-04-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN85105323A CN85105323A (en) | 1986-10-15 |
| CN1003416B true CN1003416B (en) | 1989-02-22 |
Family
ID=13796344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN85105323.8A Expired CN1003416B (en) | 1985-04-18 | 1985-07-11 | Gramophone needle module on pickup seat |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS61240401A (en) |
| CN (1) | CN1003416B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1081666C (en) * | 1998-07-17 | 2002-03-27 | 中国石化齐鲁石油化工公司 | Selective hydrogen catalyst having catalysis and fractional distillation functions |
| CN100457863C (en) * | 2006-07-28 | 2009-02-04 | 谷育英 | Low-temperature hydrogenation catalyst for middle-low distillate oil and preparation and use methods thereof |
| CN101233062B (en) * | 2005-08-04 | 2012-08-08 | 欧瑞康纺织有限及两合公司 | Spooling station for a textile machine which produces crosswound spools |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9417754B2 (en) | 2011-08-05 | 2016-08-16 | P4tents1, LLC | User interface system, method, and computer program product |
-
1985
- 1985-04-18 JP JP8322485A patent/JPS61240401A/en active Pending
- 1985-07-11 CN CN85105323.8A patent/CN1003416B/en not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1081666C (en) * | 1998-07-17 | 2002-03-27 | 中国石化齐鲁石油化工公司 | Selective hydrogen catalyst having catalysis and fractional distillation functions |
| CN101233062B (en) * | 2005-08-04 | 2012-08-08 | 欧瑞康纺织有限及两合公司 | Spooling station for a textile machine which produces crosswound spools |
| CN100457863C (en) * | 2006-07-28 | 2009-02-04 | 谷育英 | Low-temperature hydrogenation catalyst for middle-low distillate oil and preparation and use methods thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61240401A (en) | 1986-10-25 |
| CN85105323A (en) | 1986-10-15 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C13 | Decision | ||
| GR02 | Examined patent application | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |