CN1624843A - Rotation electronic unit - Google Patents
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- CN1624843A CN1624843A CN 200410098026 CN200410098026A CN1624843A CN 1624843 A CN1624843 A CN 1624843A CN 200410098026 CN200410098026 CN 200410098026 CN 200410098026 A CN200410098026 A CN 200410098026A CN 1624843 A CN1624843 A CN 1624843A
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Abstract
The invention provides a rotary electric component which can reduce the torque of operating physical force at the time of rotation of the component by reducing generation of friction between a bearing part (a cylindrical body) and a rotary body (an axial part) as little as possible at the time of rotation of the rotary body. The rotary electric component is equipped with a housing 1 having the bearing part 1c arranged so as to stand in the center in a cylindrical shape, a rotary member 4 having a cylindrical rotary part 4b which is rotatably engaged in the bearing part 1c, a signal detecting means for outputting an electric signal accompanying the rotation of the rotary member 4, and an inclined part 1d which is composed of a slope and formed on an engaging face between the bearing part 1c and the cylindrical rotary part 4b. Engaging faces of the bearing part 1c and the cylindrical rotary part 4b are oppositely disposed at a predetermined angle to each other. When the rotary member 4 rotates, the engaging faces of the bearing part 1c and the cylindrical rotary part 4b are made to partly slide to each other by the inclined part 1d when the rotary member 4 rotates.
Description
Technical field
The present invention relates to the small-sized rotary electronic component of a kind of use in menu selection of portable electronic device etc., relate in particular to the bearing arrangement of rotary electronic component.
Background technology
Structure as existing rotary electronic component, comprise: plastic wafer and rotation freely be assemblied in the plastic rotor on this wafer and cover wafer top metallic plate system lid and the contact switching mechanism of fluctuating signal takes place on the assembly of wafer and rotor and the click clatter mechanism (for example, with reference to patent documentation 1) of generation click clatter sense of touch.
Below, the structure to existing rotary electronic component describes with reference to the accompanying drawings.Fig. 8 is the cutaway view of the structure of the existing rotary electronic component of expression.
In Fig. 8, be provided with opening 54 in the central authorities of wafer 51, around this opening 54, erect and be provided with cylindrical shell 55.Be formed with the jog 56 that the click clatter is used in the bottom of this cylindrical shell 55.In addition, on the neighboring of wafer 51, erect and be provided with outline wall 57, in this inboard groove 58, be equipped with not shown public and phase graph, and terminal 62 is derived from each figure.
Rotor 52 has the maintaining part 64 of axial region 63 cylindraceous and ring-type, and the inner peripheral surface of axial region 63 is guided in outside the top side face of cylindrical shell 55, and rotation freely is attached on the wafer 51.In addition, buckle has the click clatter spring 65 that has teat in central authorities on maintaining part 64, and this teat elasticity is located on the above-mentioned jog 56.And, below maintaining part 64, be fixed with not shown sliding part, and be located at this sliding part the top contact be provided in above-mentioned groove 58 respectively in public and phase graph Elastic Contact mutually.
Lid 53 be fixed on wafer 51 outline wall 57 above, and cover the upper end of groove 58.In addition, the maintaining part 64 of rotor 52 contacts with the slip underneath of lid 53, thereby prevents that rotor 52 from coming off.
When the axial region 63 of the above-mentioned rotor 52 of rotary manipulation, be fixed on the public and phase graph of following sliding part in being provided in groove 58 of maintaining part 64 and slide and the output impulse wave.And, by direction of rotation or the rotation amount of judging that this impulse wave just can detection rotor 52.At this moment, when breaking away from, jog 56 buckles of the bottom of teat that is located at click clatter spring 65 and cylindrical shell 55 produce click clatter sense of touch.
[patent documentation 1] spy opens flat 10-199371 communique
But, existing rotary electronic component, thereby be guided in and rotate on the top side face of cylindrical shell 55 of wafer 51 and axial region 63 forms with identical cartridge type shape with cylindrical shell 55 because rotation freely is assemblied in the inner peripheral surface of axial region 63 of the rotor 52 on the wafer 51, so become the state that rubs with face and the contacted mode of face when rotated between the two, thereby torque is taken place in appearance by contact friction, make operating physical force become heavy problem.
Summary of the invention
Thereby, the present invention makes in order to solve the above problems a little, its purpose is to provide a kind of and does one's utmost to reduce the bearing portion (cylindrical shell) that taken place and the contact friction of rotary body (axial region) when rotary body rotates, and the rotary electronic component of the light torqueization of the operating physical force can seek to rotate the time.
To achieve these goals, among the present invention as the formation of the rotary electronic component of the 1st solution, comprise: have the housing that rounded shape is erect the bearing portion that is arranged on central authorities, with have the rotating parts that is engaged in the tubular rotating part in the above-mentioned bearing portion rotationally, with the input mechanism that exports the signal of telecommunication along with the rotation of this rotating parts, and on the mating surface of above-mentioned bearing portion and above-mentioned tubular rotating part, form the rake that constitutes by the inclined-plane, the mating surface that makes above-mentioned bearing portion and above-mentioned tubular rotating part simultaneously to each other with predetermined angular relative to, when above-mentioned rotating parts rotates, by above-mentioned rake, and only on the mating surface part to each other of above-mentioned bearing portion and above-mentioned tubular rotating part, slide.
In addition,, form the rake that is the thin shape in top, the base portion side at this rake is matched with the inner peripheral surface of the tubular rotating part of above-mentioned rotating parts at the outer peripheral face of above-mentioned bearing portion as the formation of the rotary electronic component of the 2nd solution.
Also have,, form the rake that is the wide shape in top, make at the base portion side of this rake outer peripheral face and match with above-mentioned bearing portion at the inner peripheral surface of the tubular rotating part of above-mentioned rotating parts as the formation of the rotary electronic component of the 3rd solution.
And, as the formation of the rotary electronic component of the 4th solution, form the rake that is the wide shape in top at the outer peripheral face of above-mentioned bearing portion, the tip side at this rake is matched with the inner peripheral surface of the tubular rotating part of above-mentioned rotating parts.
In addition,, form the rake that is the thin shape in top, make at the tip side of this rake outer peripheral face and match with above-mentioned bearing portion at the inner peripheral surface of the tubular rotating part of above-mentioned rotating parts as the formation of the rotary electronic component of the 5th solution.
Also have, the formation as the rotary electronic component of the 6th solution forms above-mentioned rake with the angle of inclination more than the demoulding cone angle of metal pattern.
As mentioned above, rotary electronic component of the present invention, comprise: have the housing that rounded shape is erect the bearing portion that is arranged on central authorities, with rotating parts with the tubular rotating part that is engaged in rotationally in the bearing portion, with the input mechanism that exports the signal of telecommunication along with the rotation of rotating parts, and owing on the mating surface of bearing portion and tubular rotating part, form the rake that constitutes by the inclined-plane, the mating surface that makes bearing portion and tubular rotating part simultaneously to each other with the angle of regulation relative to, when rotating parts rotates, compare by rake, and only on the mating surface part to each other of bearing portion and tubular rotating part, slide, so by on the mating surface of bearing portion and tubular rotating part, forming the rake that constitutes by the inclined-plane, when rotating, rotating parts contacts rather than mutual mating surface face contact to each other owing to the blade that forms point, so can minimally the generation of contact friction of restriction bearing portion and tubular rotating part, thereby the torque of rotating parts is almost equal to zero, can alleviates operating physical force.
In addition, owing to do not need to append miscellaneous part, so can realize cheapness.
And, because the outer peripheral face in bearing portion forms the rake that is the thin shape in top, base portion side at rake is matched with the inner peripheral surface of the tubular rotating part of rotating parts,, thereby can seek light torqueization with simple formation so only the rake that the thin shape in top is set in bearing portion gets final product.
Also have, because the inner peripheral surface at the tubular rotating part of rotating parts forms the rake that is the wide shape in top, base portion side at rake is matched with the outer peripheral face of bearing portion, so only the rake that the wide shape in top is set at the tubular rotating part of rotating parts gets final product, thereby can seek light torqueization with simple formation.
In addition, because the outer peripheral face in bearing portion forms the rake that is the wide shape in top, tip side at rake is matched with the inner peripheral surface of the tubular rotating part of rotating parts,, thereby can seek light torqueization with simple formation so only the rake that the wide shape in top is set in bearing portion gets final product.
And, because the inner peripheral surface at the tubular rotating part of rotating parts forms the rake that is the thin shape in top, tip side at rake is matched with the outer peripheral face of bearing portion, so only the rake that the thin shape in top is set at the tubular rotating part of rotating parts gets final product, thereby can seek light torqueization with simple formation.
Also have, because rake is formed with the angle of inclination more than the demoulding cone angle of metal pattern, institute be so that mating surface blade contact to each other reliably, and can alleviate contact friction, thereby realizes the light torqueization of rotating parts easily.
Description of drawings
Fig. 1 is the vertical view of expression rotary electronic component of the present invention.
Fig. 2 is the end view of expression rotary electronic component of the present invention.
Fig. 3 is the cutaway view of expression rotary electronic component of the present invention.
Fig. 4 is rotary electronic component of the present invention is observed in expression from different directions a cutaway view.
Fig. 5 is the cutaway view of another embodiment of expression rotary electronic component of the present invention.
Fig. 6 is the cutaway view of another embodiment of expression rotary electronic component of the present invention.
Fig. 7 is the cutaway view of another embodiment of expression rotary electronic component of the present invention.
Fig. 8 is the cutaway view of the existing rotary electronic component of expression.
Among the figure: 1-housing, 1a-peristome, 1b-pedestal part, 1c-bearing portion, 1d-rake, 1e-periphery wall portion, 1f-incorporating section, 1g-engagement protrusion, 1h-buckle claw, 1i-spring resettlement section, the 1j-rake, 2-code pattern, 2a-outside terminal, 3-click clatter spring, 4-rotating parts, the 4a-peristome, 4b-tubular rotating part, 4c-flange part, 4d-click clatter slot part, the 4e-rake, 4f-rake, 5-sliding part, 5a-contact portion, the 6-cover, 6a-peristome, 6b-upper plate portion, 6c-hook portion.
Embodiment
Below, represent the execution mode of rotary electronic component of the present invention with Fig. 1～Fig. 7.Fig. 1 is the vertical view of expression rotary electronic component of the present invention, Fig. 2 is the end view of expression rotary electronic component of the present invention, Fig. 3 is the cutaway view of expression rotary electronic component of the present invention, Fig. 4 is rotary electronic component of the present invention is observed in expression from different directions a cutaway view, Fig. 5 is the cutaway view of another embodiment of expression rotary electronic component of the present invention, Fig. 6 is a cutaway view of similarly representing another embodiment of rotary electronic component of the present invention, and Fig. 7 is a cutaway view of similarly representing another embodiment of rotary electronic component of the present invention
In Fig. 1～Fig. 4, housing 1 is formed by insulating material such as synthetic resin, comprising: have the slightly discoid pedestal part 1b of peristome 1a and be the 1c of bearing portion that circular setting is arranged on the outside of this peristome 1a in central authorities.In addition, be formed with the rake 1d that constitutes by the inclined-plane of the thin shape in top at the outer peripheral face of the 1c of this bearing portion, and the diameter of tip side is with respect to the less formation of diameter of the base portion of the 1c of bearing portion.And, on above-mentioned pedestal part 1b, be provided with the 1e of periphery wall portion that erect to be provided with along the neighboring, and be formed with the incorporating section 1f that the plane by the groove shape constitutes by the space that this 1e of periphery wall portion and the above-mentioned bearing 1c of portion are surrounded.
Also have, folder is extruded with a pair of engagement protrusion 1g every above-mentioned peristome 1a in the inboard of pedestal part 1b.This engagement protrusion 1g is inserted in the installing hole on the not shown assembling substrate such as electronic equipment and positions.And, be formed with a plurality of buckle claw 1h outside on the lateral surface of surrounding wall portion 1d, and buckle there is the hook portion 6c of cover 6 described later on this buckle claw 1h, cover 6 is installed in the upper face side of housing 1.
In addition, the code pattern 2 that sets with ring-type along above-mentioned pedestal part 1b on above-mentioned incorporating section 1f exposes its one side and is provided with, and this code pattern is with the metallic plate formation of conductivity.This code pattern 2 is formed by the combination of not shown a plurality of independent figures, exports various code signals by the 5a of contact portion sliding contact on the surface of code pattern 2 of sliding part 5 described later.Constitute input mechanism with this code pattern 2 and sliding part 5.
And the base portion one of above-mentioned code pattern 2 is embedded in the inner bottom part of above-mentioned housing 1, its another distolateral from housing 1 relatively to both sides derive and form outside terminal 2a to foreign side.In addition, this outside terminal 2a tip side is bent into 180 degree and the solder terminal of formation face assembling usefulness.This outside terminal 2a is connected with circuitous pattern on the not shown assembling substrate such as electronic equipment and exports by sliding part 5 and code pattern 2 detected code signals.
Also have, on the end of the incorporating section of above-mentioned housing 1 1f, be formed with slightly wide spring resettlement section 1i.Be the click clatter spring 3 of being turned round coil spring shape in the configuration of this spring resettlement section 1i buckle one end ground by what metal wire rod formed, the jut (not shown) that forms in the free end side of the other end of this click clatter spring 3, be connected on the click clatter slot part 4d of rotating parts 4 described later, so that the click clatter sense of touch when producing rotating parts 4 rotations.
Rotating parts 4 forms slightly cylindricly with insulating material such as synthetic resin, comprising: central authorities have the tubular rotating part 4b of peristome 4a and below this tubular rotating part 4b the neighboring to the side with discoid outstanding flange part 4c.This rotating parts 4 rotatably is engaged on the outer peripheral face of the 1c of bearing portion of above-mentioned housing 1, and above-mentioned flange part 4c is housed in the above-mentioned incorporating section 1f.
At this moment, the peristome 4a of above-mentioned rotating parts 4 is the inner peripheral surface of tubular rotating part 4b, almost is identical diameter on above-below direction.On the other hand, be formed with the rake 1d that constitutes by the inclined-plane of the thin shape in top at the outer peripheral face that cooperates this tubular rotating part 1c of bearing portion 4b, above-mentioned housing 1, and the diameter of tip side is with respect to the less formation of diameter of the base portion of the 1c of bearing portion.
Promptly, when above-mentioned rotating parts 4 is engaged on the above-mentioned bearing 1c of portion, the mating surface of 1c of bearing portion and tubular rotating part 4b to each other with predetermined angular relative to, when above-mentioned rotating parts 4 during, have only the part of the following side of the part of base portion side of the 1c of bearing portion and tubular rotating part 4b to match and rotate around the above-mentioned bearing 1c of portion rotation.Like this, be formed into the rake 1d of the thin shape in top, so that match with the inner peripheral surface of the tubular rotating part 4b of rotating parts 4 in the base portion side of rake 1d at the outer peripheral face of the above-mentioned bearing 1c of portion.
At this moment, the mating surface of above-mentioned bearing 1c of portion and tubular rotating part 4b to each other with the regulation angle relative to, and the angle of this regulation is the big angle of inclination of 2～3 degree that likens the angle of inclination of the demoulding cone angle when being shaped into metal pattern to, and in the present embodiment, this angle of inclination forms with about 5 degree.
Like this,, when rotating parts 4 rotates, form blade contact a little on the 1c of bearing portion, do not make the face contact to each other of mutual mating surface by the rake 1d of the thin shape in top is set.And owing to can limit the generation of the contact friction of bearing 1c of portion and tubular rotating part 4b by minimally, the torque that can make rotating parts 4 can be sought light torqueization, and can alleviate operating physical force as much as possible near zero.
In addition, because above-mentioned rake 1d is formed with the angle of inclination more than the demoulding cone angle of metal pattern, so mating surface to each other can with big angle of inclination relatively to, thereby mating surface blade contact to each other is reliable, and can alleviate contact friction, and realize the light torqueization of rotating parts 4 easily.
And, below above-mentioned flange part 4c, be fixed with the sliding part 5 that the sheet metal panel by rubber-like conductivity constitutes.On this sliding part 5, be formed with a plurality of contact 5a of portion, 5a of these contact portions and code pattern 2 sliding contacts that are provided in above-mentioned incorporating section 1f.
Also have, be formed with the click clatter slot part 4d that constitutes by concavo-convex cam in the outer peripheral face upper edge of above-mentioned flange part 4c entire circumference, when above-mentioned rotating parts 4 during along the rotation of the outer peripheral face of the 1c of bearing portion of above-mentioned housing 1, the jut (not shown) that is provided in the above-mentioned click clatter spring 3 on the incorporating section 1f of above-mentioned housing 1 is connected on this click clatter slot part 4d, so that the click clatter sense of touch when producing rotation.
Cover 6 is formed by flat metallic plate stamping-out, comprises; Central authorities have the slightly circular upper plate portion 6b of peristome 6a and from this upper plate portion 6b to the sagging a plurality of hook portion 6c in side.Above-mentioned cover 6, to connect the state of the tubular rotating part 4b that inserts above-mentioned rotating parts 4 to peristome 6a, mounting goes up and covering incorporating section 1f in the 1e of periphery wall portion of above-mentioned housing 1, a plurality of above-mentioned hook portion 6c match with a plurality of above-mentioned buckle claw 1h of the lateral surface of the 1e of periphery wall portion that is formed on above-mentioned housing simultaneously, and are installed in the upper face side of housing 1.
Below, the work of the rotary electronic component of above-mentioned formation is described.
At first, if be assemblied in operating knob on the panel such as not shown electronic equipment etc. by operation when making rotating parts 4 rotations, tubular rotating part 4b rotates along the outer peripheral face of the 1c of bearing portion of housing 1.At this moment, the mating surface of tubular rotating part 4b and the 1c of bearing portion, because the bottom of the inner peripheral surface of tubular rotating part 4b and the base portion of the 1c of bearing portion become the blade by point to contact, and mutual mating surface do not carry out face to each other and contacts, so can be rotated easily.
And along with the rotation of rotating parts 4, the 5a of contact portion of following sliding part 5 of flange part 4c that is fixed on tubular rotating part 4b is by sliding contact on the surface that is provided in the code pattern 2 on the incorporating section 1f of housing 1, and exports various code signals.And this code signal is situated between and is sent to the control circuit of not shown electronic equipment by outside terminal 2a, can detect the direction of rotation or the rotation amount of rotating parts 4 by judging this code signal.
In addition, at this moment, the click clatter slot part 4d that the cam by concavo-convex of the jut (not shown) of the click clatter spring 3 of the incorporating section 1f by being provided in housing 1 and the outer peripheral face of the flange part 4c that is arranged at tubular rotating part 4b constitutes goes up buckle and breaks away from the click clatter sense of touch in the time of can obtaining rotating.
According to the above embodiments, owing on the above-mentioned bearing 1c of portion and tubular rotating part 4b and mating surface, form the rake 1d that constitutes by the inclined-plane, the mating surface that makes 1c of this bearing portion and tubular rotating part 4b simultaneously to each other with predetermined angular relative to, when rotating, above-mentioned rotating parts 4 only on the mating surface part to each other of above-mentioned bearing 1c of portion and tubular rotating part 4b, slides by above-mentioned rake 1d, so by on the mating surface of above-mentioned bearing 1c of portion and tubular rotating part 4b, forming the above-mentioned rake 1d that constitutes by the inclined-plane, and when above-mentioned rotating parts 4 rotates, contact owing to the blade that forms point, mutual mating surface does not carry out the face contact to each other, thereby can minimally limit the generation of the contact friction of above-mentioned bearing 1c of portion and tubular rotating part 4b, therefore the torque of rotating parts 4 is almost equal to zero, can alleviates operating physical force.
In addition, owing to do not need to append miscellaneous part, so cheap.
In addition, in the above-described embodiments, the formation of above-mentioned housing 1, comprise: have the slightly discoid pedestal part 1b of peristome 1a and be the 1c of bearing portion that circular setting is arranged on the outside of this peristome 1a in central authorities, and can carry other various electronic units such as push switch or LED in the central authorities of this peristome 1a, but when need not to carry other electronic units, also can: peristome is not set on pedestal part 1b, as the bearing portion of solid shape, erect be arranged to cylindric.
Fig. 5 represents the 2nd embodiment of rotary electronic component of the present invention, and the formation part of the rake of the mating surface of the 1c of bearing portion of different with the foregoing description is housing 1 and the tubular rotating part 4b of rotating parts 4 is different.In addition, the component parts identical with the formation of the foregoing description used identical symbol and omit its explanation.
Promptly, in the 2nd embodiment, be located at the rake that constitutes by the inclined-plane on the mating surface of tubular rotating part 4b of the 1c of bearing portion of housing 1 and rotating parts 4, on the inner peripheral surface of tubular rotating part 4b, form as rake 4e, this rake 4e is made of the inclined-plane of the wide shape in top on the inner peripheral surface of the tubular rotating part 4d that is formed on above-mentioned rotating parts 4, and the footpath of tip side is with respect to the bigger formation in the footpath of the base portion of inner peripheral surface.And, the base portion side at this rake 4e is matched with the outer peripheral face of the above-mentioned bearing 1c of portion.
At this moment, the outer peripheral face of the above-mentioned bearing 1c of portion almost is identical diameter and forms on above-below direction.
Promptly, when above-mentioned rotating parts 4 matches with the above-mentioned bearing 1c of portion, the mating surface of 1c of bearing portion and tubular rotating part 4b to each other with predetermined angular relative to, when above-mentioned rotating parts 4 during, have only the part of the following side of the part of base portion side of the 1c of bearing portion and tubular rotating part 4b to match and rotate around the above-mentioned bearing 1c of portion rotation.
Like this, owing to form the above-mentioned rake 4e of the wide shape in top at the inner peripheral surface of the tubular rotating part 4b of above-mentioned rotating parts 4, base portion side at this rake 4e is matched with the outer peripheral face of the above-mentioned bearing 1c of portion, get final product so the rake 4e of the wide shape in top only is set on the tubular rotating part 4b of above-mentioned rotating parts 4, thereby can seek light torqueization with simple formation.
Fig. 6 represents the 3rd embodiment of rotary electronic component of the present invention, and different with the foregoing description is: the formation part of the rake of the mating surface of the 1c of bearing portion of same housing 1 and the tubular rotating part 4b of rotating parts 4 is different.In addition, the component parts identical with the formation of the foregoing description used identical symbol and omit its explanation.
Promptly, in the 3rd embodiment, be located at the rake that constitutes by the inclined-plane on the mating surface of tubular rotating part 4b of the 1c of bearing portion of housing 1 and rotating parts 4, on the outer peripheral face of the 1c of bearing portion, form as rake 1j, this rake 1j is made of the inclined-plane of the wide shape in top of the outer peripheral face that is formed on the above-mentioned bearing 1c of portion, and the diameter of tip side is with respect to the bigger formation of diameter of the base portion of outer peripheral face.And, the tip side at this rake 1j is matched with the inner peripheral surface of above-mentioned tubular rotating part 4b.
At this moment, the inner peripheral surface of above-mentioned tubular rotating part 4b almost is identical diameter and forms on above-below direction.
Promptly, when above-mentioned rotating parts 4 matches with the above-mentioned bearing 1c of portion, the mating surface of 1c of bearing portion and tubular rotating part 4b to each other with predetermined angular relative to, when above-mentioned rotating parts 4 during, have only the part of the upper face side of the part of tip side of the 1c of bearing portion and tubular rotating part 4b to match and rotate around the above-mentioned bearing 1c of portion rotation.
Like this, because the outer peripheral face at the above-mentioned bearing 1c of portion forms the above-mentioned rake 1j that is the wide shape in top, tip side at this rake 1j is matched with the inner peripheral surface of the tubular rotating part 4b of above-mentioned rotating parts 4, get final product so the rake 1j of the wide shape in top only is set on the above-mentioned bearing 1c of portion, thereby can seek light torqueization with simple formation.
Fig. 7 represents the 4th embodiment of rotary electronic component of the present invention, and different with the foregoing description is that the formation part of the rake of the mating surface of the 1c of bearing portion of same housing 1 and the tubular rotating part 4b of rotating parts 4 is different.In addition, the component parts identical with the formation of the foregoing description used identical symbol and omit its explanation.
Promptly, in the 4th embodiment, be located at the rake that constitutes by the inclined-plane on the mating surface of tubular rotating part 4b of the 1c of bearing portion of housing 1 and rotating parts 4, on the inner peripheral surface of tubular rotating part 4b, form as rake 4f, this rake 4f is made of the inclined-plane of the thin shape in top on the inner peripheral surface of the tubular rotating part 4b that is formed on above-mentioned rotating parts 4, and the diameter of tip side is with respect to the less formation of the diameter of the base portion of inner peripheral surface.And, the upper face side at the inner peripheral surface of this rake 4f is matched with the upper end of the outer peripheral face of the above-mentioned bearing 1c of portion.
At this moment, the outer peripheral face of the above-mentioned bearing 1c of portion almost is identical diameter and forms on above-below direction.
Promptly, when above-mentioned rotating parts 4 matches with the above-mentioned bearing 1c of portion, the mating surface of 1c of bearing portion and tubular rotating part 4b to each other with predetermined angular relative to, when above-mentioned rotating parts 4 during, have only the part of the upper face side of the part of tip side of the 1c of bearing portion and tubular rotating part 4b to match and rotate around the above-mentioned bearing 1c of portion rotation.
Like this, owing to form the above-mentioned rake 4f of the thin shape in top at the inner peripheral surface of the tubular rotating part 4b of above-mentioned rotating parts 4, tip side at this rake 4f is matched with the outer peripheral face of the above-mentioned bearing 1c of portion, so the rake 4f of the thin shape in top only is set on the tubular rotating part 4b of above-mentioned rotating parts 4 to get final product, thereby can be, and seek light torqueization with simple formation.
Claims (6)
1. rotary electronic component is characterized in that:
Comprise: have rounded shape and erect the housing of the bearing portion that is arranged on central authorities, have rotating parts that is engaged in the tubular rotating part in the above-mentioned bearing portion rotationally and the input mechanism that exports the signal of telecommunication along with the rotation of this rotating parts,
On the mating surface of above-mentioned bearing portion and above-mentioned tubular rotating part, form the rake that constitutes by the inclined-plane, the mating surface that makes above-mentioned bearing portion and above-mentioned tubular rotating part simultaneously to each other with predetermined angular relative to,
When above-mentioned rotating parts rotates, only on the mating surface part to each other of above-mentioned bearing portion and above-mentioned tubular rotating part, slide by above-mentioned rake.
2. rotary electronic component as claimed in claim 1 is characterized in that: the outer peripheral face in above-mentioned bearing portion forms the rake that is the thin shape in top, and the base portion side at this rake is matched with the inner peripheral surface of the tubular rotating part of above-mentioned rotating parts.
3. rotary electronic component as claimed in claim 1 is characterized in that: the inner peripheral surface at the tubular rotating part of above-mentioned rotating parts forms the rake that is the wide shape in top, makes at the base portion side of this rake outer peripheral face with above-mentioned bearing portion to match.
4. rotary electronic component as claimed in claim 1 is characterized in that: the outer peripheral face in above-mentioned bearing portion forms the rake that is the wide shape in top, and the tip side at this rake is matched with the inner peripheral surface of the tubular rotating part of above-mentioned rotating parts.
5. rotary electronic component as claimed in claim 1 is characterized in that: the inner peripheral surface at the tubular rotating part of above-mentioned rotating parts forms the rake that is the thin shape in top, makes at the tip side of this rake outer peripheral face with above-mentioned bearing portion to match.
6. as any described rotary electronic component in the claim 1～5, it is characterized in that: the inclined-plane of above-mentioned rake by the angle of inclination more than the demoulding cone angle with metal pattern formed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003404057 | 2003-12-03 | ||
| JP2003404057A JP2005166460A (en) | 2003-12-03 | 2003-12-03 | Rotary electric component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1624843A true CN1624843A (en) | 2005-06-08 |
| CN1300815C CN1300815C (en) | 2007-02-14 |
Family
ID=34727137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100980260A Expired - Fee Related CN1300815C (en) | 2003-12-03 | 2004-12-03 | Rotation electronic unit |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2005166460A (en) |
| CN (1) | CN1300815C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893423A (en) * | 2009-05-20 | 2010-11-24 | 阿尔卑斯电气株式会社 | Multi-rotation angle detection device |
| CN110088865A (en) * | 2017-03-02 | 2019-08-02 | 东京Cosmos电机株式会社 | Rotary actuator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3328657A1 (en) * | 1982-08-25 | 1984-03-01 | Alps Electric Co., Ltd., Tokyo | ELECTRICAL COMPONENT |
| TW508606B (en) * | 1999-07-27 | 2002-11-01 | Alps Electric Co Ltd | Multi-directional input device |
| JP3923714B2 (en) * | 2000-09-26 | 2007-06-06 | アルプス電気株式会社 | Rotating electrical parts |
-
2003
- 2003-12-03 JP JP2003404057A patent/JP2005166460A/en not_active Withdrawn
-
2004
- 2004-12-03 CN CNB2004100980260A patent/CN1300815C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893423A (en) * | 2009-05-20 | 2010-11-24 | 阿尔卑斯电气株式会社 | Multi-rotation angle detection device |
| CN110088865A (en) * | 2017-03-02 | 2019-08-02 | 东京Cosmos电机株式会社 | Rotary actuator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005166460A (en) | 2005-06-23 |
| CN1300815C (en) | 2007-02-14 |
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