CN101994802B - Switch device and manufacturing method thereof - Google Patents
Switch device and manufacturing method thereof Download PDFInfo
- Publication number
- CN101994802B CN101994802B CN201010247355.2A CN201010247355A CN101994802B CN 101994802 B CN101994802 B CN 101994802B CN 201010247355 A CN201010247355 A CN 201010247355A CN 101994802 B CN101994802 B CN 101994802B
- Authority
- CN
- China
- Prior art keywords
- carrier
- magnetic switch
- screw mandrel
- regulating device
- switch unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/2015—Means specially adapted for stopping actuators in the end position; Position sensing means
Abstract
The present invention relates to an electric guide screw adjusting device and a method of manufacturing the same, wherein the device includes an executor and a non-contact type magnetic switch unit, the executor is connected with an adjustable member in an interaction manner through an adjusting element by means of a force transmission element and a guide screw, the adjusting element is capable of moving in a straight line, the magnetic switch unit is used for position identification of the adjusting element, a control magnet is arranged on a guide screw nut, one or more non-contact magnetic switch(es) of the magnetic switch unit is or are mounted on a carrier which is integrated in a support tube, and the support tube encloses the adjusting element being in a return state.
Description
Technical field
The present invention relates to a kind of compact switch gear, it comprises the magnetic switch unit of contactless work, and this switch gear is integrated in electronic screw mandrel regulating device, for the location recognition of the movable part of screw mandrel regulating device.
The present invention relates to a kind of method for the manufacture of the switch gear compact with assembling in addition, this switch gear comprises the magnetic switch unit of contactless work, this switch gear is integrated in electronic screw mandrel regulating device, for the location recognition of the movable part of screw mandrel regulating device.
Background technique
By the known a kind of Vidacare corp in particular for furniture component of DE102007034144A1, wherein in current loop or control loop, install switch, this switch can be configured to so-called reed switch (magnetic switch).This unit is equipped with handle in addition, makes it possible to remove to the locking of drive unit and manually adjusts drive unit.This element can be arranged in motor casing or independent housing.
By the other known a kind of electronic regulating device for seat of DE102006061443A1, it comprise be configured to contactless switch such as reed switch, for adjusting the switching element of inclination of the seat backrest.
By the positional detecting device of DE20009155U1 also known a kind of contactless work, multiple electrical measurement element along the movement locus of final controlling element relevant with position arrange.
Summary of the invention
The object of the invention is to, there is provided a kind of safety for controlling final controlling element fast and compact switch gear, it comprises the magnetic switch unit of contactless work, this switch gear is integrated into the location recognition for the movable part of screw mandrel regulating device in electronic screw mandrel regulating device, this switch gear with can automation manufacture and overcome environmetal impact mode conserve space be integrated in existing regulating device; The present invention also aims to a kind of method for the manufacture of this switch gear.
To achieve these goals, electronic screw mandrel regulating device of the present invention comprises the magnetic switch unit of final controlling element and contactless work, described final controlling element by means of force transfer element and screw mandrel via the adjustment element of straight line motion being in interact with adjustable elements and being connected, described magnetic switch unit is for adjusting the location recognition of element, it is characterized in that: controlling magnet is arranged on feed screw nut, and the magnetic switch of the one or more contactless work of switch element is arranged on a carrier, this carrier is integrated in support column, this support column is enclosed in the adjustment element under retracted state, carrier comprises two and is interconnected or separates, the carrier part of magnetic switch unit is hidden on two sides.
The special advantage of electronic screw mandrel regulating device of the present invention is, be integrated into by controlling magnet in the feed screw nut be anyway present in screw mandrel regulating device, and the integrated flat especially and narrow magnetic switch unit in environmetal impact ground is overcome in the inner side of support column, do not improve space requirement compared with the scheme not having location recognition, and with other for recognition site scheme compared with there is the space requirement reduced.The screw mandrel regulating device of this structure space optimization is especially applied in the adjustment of furniture, medical apparatus, commercial Application and solar panels.By the integrated of height and the protection being supplied to them, Product Safety can be improved in these applications.The component used accurately can manufacture with high process safety, therefore ensures the precision of location recognition that is required, that detected by magnetic switch unit in such applications.Switching signal gives motor via control gear in the known manner, makes motor can by reproducibly and stop rapidly in short braking slope on terminal position.Therefore one or more magnetic switch is usually located in magnetic switch cell end or near end.In addition any number of magnetic switch can be set between end, to detect multiple neutral position.
By the preferred form of implementation of one of the present invention, controlling magnet is arranged in the recess of feed screw nut wholly or in part, to avoid structurally increasing feed screw nut outwardly.For the ease of the installation of magnet, can install between feed screw nut and magnet by the sleeve holding yielding but arbitrary nonmagnetic material and make, magnet is preferably arranged in sleeve via press fit or by means of viscose glue.This sleeve can be arranged on feed screw nut, or increases in order to avoid structure and be arranged in feed screw nut.
By the preferred form of implementation of one of the present invention, magnetic switching device comprises the connecting line being arranged on one or more magnetic switch on carrier and described magnetic switch.This carrier provides larger rigidity to magnetic switching device.In order to non-hazardous operation, carrier also can have certain flexibility.This carrier side is to following task: contact conducting portion and connecting line at operation magnetic switch, magnetic switch and the connecting line responsive with protection when being assembled in support column.In order to avoid the skidding of magnetic switch and avoid the unnecessary load of magnetic switch and the point of contact with connecting line thereof between erecting stage, at least magnetic switch is fixed on carrier is significant.This such as can be realized with the form of adhesive tape or mechanical clamp by the fixed element of simple machinery.
By the further scheme of one of the present invention particularly advantageously, the connecting line of magnetic switch leads to control gear outwardly on identical position or at least on adjacent position.Therefore support column is only weakened by machinery by one or more less perforation on a position.
By the further scheme of one of screw mandrel regulating device of the present invention; the protection of magnetic switch unit can be improved additionally by with under type; namely also use except the carrier material below one other above carrier material, the carrier material below described supports magnetic switch unit and remains in place and is set up between erecting stage.By the covering above this realize for magnetic switch harmless crossed by active unit.Both, under having made the error of the danger between magnetic transmitter and magnetic switch and exposed to contact situation, the infringement reducing the life-span can also substantially be got rid of.Additionally by hiding responsive magnetic switch below and above simultaneously, when operating and between erecting stage, realize the supplementary protection preventing mechanical influence, and additionally make the effect of environmetal impact minimize.Each carrier part can at one end be interconnected, and be namely made up of a carrier strip, this carrier strip is roughly medially amounted to, to be embedded into by magnetic switch unit between two carrier strip halfbodies amounted to.According to the different situations of magnetic switch element length, above and covering members (carrier part) below can be integrally constituted respectively or many bodies.
By the further scheme of one of screw mandrel regulating device of the present invention, described multiple carrier part can additionally completely, part or Local Phase intercommunication cross viscose glue, sealing material or weld seam and be interconnected, to improve mechanical stability further, ensure the fixing of magnetic switch and connecting line and additionally reduce the invasion of environmetal impact.
By one of the present invention preferred embodiment, the inner side of support column there is the holding device of the machinery for magnetic switch unit.Therefore realize especially simply assembling.For the cheapness of screw mandrel regulating device manufacture advantageously, support column is configured to extrudate, and in extrudate, on inner side, the integrated continuous print for magnetic switch unit receives rail.This receiving rail is formed in the manufacture process of extrudate.Therefore realize the bearing especially reliably of magnetic switch unit, have on the whole movable length of screw mandrel regulating device with the position of the determination of magnetic switch and spacing.
In order to realize object of the present invention, the present invention realizes a kind of method for the manufacture of the screw mandrel regulating device electronic with assembling, described screw mandrel regulating device comprises the magnetic switch unit of final controlling element and contactless work, described final controlling element by means of force transfer element and screw mandrel via the adjustment element of straight line motion being in interact with adjustable elements and being connected, described magnetic switch unit is for adjusting the location recognition of element, it is characterized in that: the local of magnetic switch unit and at least its connecting line is pre-assembled on a carrier, and this carrier can be pushed into the receiving portion being arranged in inside of support column, magnetic switch was fixed on carrier by means of fixed element before being assemblied in support column, carrier comprises two interconnective carrier parts, one of them carrier part overturn 180 ° before carrier is assemblied in support column, now magnetic switch unit is that two sides hides, or carrier comprises at least two carrier parts separated, on whole of each carrier part or partly, apply adhesive material or sealing material, to be interconnected before being assemblied in support column by each carrier part.
Be by the special advantage of method of the present invention; the part of magnetic switch unit and magnetic switch and at least connecting line preassembly on more firmly carrier can manually or automatically realize in advance, and then magnetic switch unit is subject to protecting field as a whole and is pushed into changing manually or automatically and is arranged in inner receiving portion and final assembling in support column.Therefore process safety is improved.In order to avoid magnetic switch skids between magnetic switch unit erecting stage, and avoid magnetic switch and and the unnecessary load of contact position between erecting stage of connecting line, at least magnetic switch is fixed on carrier is significant.This can realize as follows, by applying to fix magnetic switch with the fixed element of the simple machinery of adhesive tape form before namely assembling magnetic switch unit in support column.Ancillary method fixed by other machinery is also admissible, such as Small clamp.
By the further scheme of the one of the inventive method; additionally can improve the protection of magnetic switch unit as follows; namely in order to assemble magnetic switch unit also use except the carrier material below one other above carrier material, the carrier material supporting magnetic switch unit remaining in place below described is set up.By hiding responsive magnetic switch below and above simultaneously, when operating and between erecting stage, realize the supplementary protection preventing mechanical influence, and additionally make the effect of environmetal impact minimize.
By the further scheme of the one of the inventive method, multiple carrier part can during assembly process additionally completely, part or Local Phase intercommunication cross viscose glue, sealing material or weld seam and be interconnected, to improve mechanical stability further, ensure the fixing of magnetic switch and connecting line and additionally reduce the invasion of environmetal impact.In order to optimize the embedding of magnetic switch, each carrier part can, along its longitudinal direction bending or bending, make magnetic switch and tie line position fixedly be fixed therein.
Use favourable strip material for carrier or each carrier part, it manually or automatically blocks by regulation before processing.Typically polyester film is used at this.
Accompanying drawing explanation
Embodiments of the invention are explained in detail below by means of accompanying drawing.
Fig. 1 shows the longitudinal section of electronic screw mandrel adjustment drive unit, can the adjustment element of straight line motion be on the position of stretching out;
Fig. 2 shows the plan view of the perspective of magnetic switch unit, arranges two magnetic switches for terminal position and a magnetic switch for a neutral position;
Fig. 3 is presented at the plan view of the perspective of the magnetic switch on an end of magnetic switch unit;
Fig. 4 shows the plan view of the perspective of magnetic switch, and carrier comprises two interconnective carrier parts;
Fig. 5 shows the plan view of the perspective of magnetic switch unit, comprises two carrier parts, and they hide magnetic switch unit on two sides;
Fig. 6 shows the plan view of the perspective of magnetic switch unit, arranges two magnetic switches for terminal position;
Fig. 7 shows the plan view of the perspective of magnetic switch unit, and carrier comprises two interconnective carrier parts;
Fig. 8 shows the cross-sectional view of support column;
Fig. 9 shows the cross-sectional view of magnetic regulation unit.
Embodiment
Screw mandrel regulating device 1 of the present invention can in particular for adjustment furniture, medical apparatus as sick bed, operating table, x-ray instrument etc., the lifting device of industry and regulating device and adjustable solar-power plate.
Electronic screw mandrel regulating device 1 comprises final controlling element 2, and this final controlling element is with the control unit 19 of non-detailed icon, and this final controlling element drives via not shown force transfer element (transmission device) and screw mandrel 3 can the adjustment element 4 of straight line motion.Except adjustment element 4, all constituents is arranged in the housing 20 of an one or many bodies, and support column 9 forms the part of housing 20, and this support column surrounds screw mandrel 3 and arranges.Realize from driven screw mandrel 3 to the Movement transmit adjustment element 4 via the feed screw nut 7 be fixedly connected with adjustment element 4.
Fig. 1 shows described screw mandrel regulating device in the adjustment element state of stretching out out and away, now adjusts element and is positioned in maximum projecting position or near maximum projecting position.
In order to location recognition, screw mandrel regulating device 1 is provided with switch gear.This switch gear comprises controlling magnet 6, and it is contactlessly in the middle trigger switch pulse of magnetic switch 8,8 '.This, and to be realized preferably by reed switch spatially close to magnetic switch 8,8 ' and occur by magnet 6.Be delivered to the control unit 19 of final controlling element 2 via connecting line 12 at the switching pulse of the middle generation of magnetic switch 8,8 '.Switching pulse to be changed into the control signal for final controlling element 2 via predetermined algorithm by this control unit 19.Such as on (end) position shown in Fig. 1, control impuls can produce control signal " braking ", make final controlling element in magnetic switch 8, produce switching pulse after shortest time in stop and the therefore movable length of continuation of restriction adjustment element 4 after trigging control pulse.Identical process occurs on a not shown end retracted position, is namely spatially being described near the second magnetic switch 8 in Fig. 1 at this magnet 6.
One or more magnetic switches 8,8 ' are the parts of magnetic switch unit 5, the inside of this magnetic switch cellular installation in the support column 9 of screw mandrel regulating device 1.According to the requirement of location recognition, magnetic switch 8,8 ' can be arranged on any position in support column 9.The location of magnetic switch 8,8 ' on the end of support column 9 or near end is for detecting two terminal positions (minimum retracted position and maximum extended position) of adjustment element 4.Location on the arbitrary position of one or more magnetic switch 8 ' between the end of support column 9 is used for the location recognition of such as central position, and can be used to via the control signal determined control final controlling element 2, such as slack-off movement, the movement of acceleration, in time terminable stopping.
In order to realize location recognition function, controlling magnet 6 firmly must be connected with adjustment element 4.This realizes by being applied to by magnet 6 or be embedded in the feed screw nut 7 that is connected securely with adjustment element 4.Feed screw nut 7 is the element be driven directly of screw mandrel 3 at this.This magnet is fixed on the outside of feed screw nut, preferably by bonding mode, or is encased at least partly in the recess 10 on the outside of feed screw nut 7.In FIG, magnet 6 draw make its only part stretch out external frame of feed screw nut 7 and major part be encased in recess 10.This can be realized by bonding or press fit again.In a kind of not shown form of implementation, can also install an intermediary element (sleeve) between magnet and feed screw nut, it is made up of more flexible material.
Magnetic switch unit preferably includes carrier 11, and carrier arranges one or more magnetic switch 8,8 ' and connecting line 12 at least part of.The embodiment of Fig. 2 display has two magnetic switches 8 for two terminal positions and a magnetic switch 8 ' for an arbitrary neutral position, and this neutral position can be central position.Another embodiment of Fig. 6 display has two magnetic switches 8.Carrier 11 is preferably configured to bar.Magnetic switch 8,8 ' is preferably arranged along the longitudinal direction of the carrier 11 of bar shaped, but also laterally or with other direction any can arrange relative to carrier 11 when not having loss function in a kind of not shown form of implementation.By the contact conducting of non-detailed icon, magnetic switch 8,8 ' is connected with connecting line 12, and connecting line guides on carrier along carrier 11 partly, and then they are through adjacent perforation 14.In a kind of not shown form of implementation, the hole 14 that all connecting lines 12 can be common through in carrier 11, or also can through the multiple holes 14 spatially separated in carrier 11 far.
Magnetic switch 8,8 ' is fixed on carrier 11 preferably by fixed film 13.According to a kind of not shown form of implementation, the fixing of magnetic switch 8,8 ' can be realized by the ancillary method of machinery such as clip.Identical fixation method also may be used at least local of connecting line 12.
Preferred vector comprises two carrier parts 11 ', 11 ", they limit magnetic switch unit 5 on two relative directions.Fig. 2 shows a kind of preferred structure, two carrier parts 11 ', 11 " is interconnected in side and forms a long bar.Fig. 5 shows the final structure of magnetic switch unit 5, comprises the carrier part 11 above " and carrier part 11 ' below one and magnetic switch 8,8 ' between.
Fig. 9 shows magnetic switch 8,8 ' at carrier part 11 ', 11 " in possible layout, two carrier parts along its longitudinal direction completely or local bend one or many, so that fixing magnetic switch 8,8 ' and connecting line 12.By a kind of not shown form of implementation, carrier part 11 ', 11 " also can be bending along its longitudinal direction, or local buckling and bend one or many.
In manufacture with when assembling electronic screw mandrel regulating device of the present invention, first by one or more magnetic switch 8,8 ' and at least local of connecting line 12 be pre-assembled on carrier 11.In advance continuous print strip material " is blocked according to the carrier 11 or two or more carrier parts 11 ', 11 being used for the one of assembling magnetic switch 8,8 '.Magnetic switch 8,8 ' contacts conducting with its connecting line 12 in advance, upper and followed by utilizing fixed film, adhesive tape or analog local or bonding and fixing completely up, realize the assembling of magnetic switch 8,8 ' by being placed on carrier 11 or carrier part 11 ' below.Connecting line 12 guides outwardly through the hole 14 in carrier 11.Figure 4 and 5 be presented at one carrier 11 other assembly process in intermediate steps and terminal position, do not overturn 180 ° in occupied half portion by the carrier halves that magnetic switch 8,8 ' takies.When the carrier of two bodies, carrier part 11 above " is placed on carrier part 11 below.Bonding, sealing and/or the welding of each carrier part are other steps in manufacture process.
In another installation step, preassembled like this magnetic switch unit 5 is pushed into the receiving portion being arranged in inside of support column 9.When support column 9 is made up of the extrudate material blocking, this receiving portion is formed in the manufacture process of extrudate material.Between the receiving portion and outer wall of support column 9, form tongue piece, magnetic switch unit bearing is in tongue piece.
Claims (18)
1. electronic screw mandrel regulating device, it comprises the magnetic switch unit of final controlling element and contactless work, described final controlling element by means of force transfer element and screw mandrel via the adjustment element of straight line motion being in interact with adjustable elements and being connected, described magnetic switch unit is for adjusting the location recognition of element, it is characterized in that: controlling magnet (6) is arranged on feed screw nut (7), and the magnetic switch (8 of the one or more contactless work of magnetic switch unit (5), 8 ') be arranged on a carrier (11), this carrier is integrated in support column (9), this support column is enclosed in the adjustment element (4) under retracted state, carrier (11) comprises two and is interconnected or separates, the carrier part (11 ' of magnetic switch unit (5) is hidden on two sides, 11 ").
2. screw mandrel regulating device according to claim 1, is characterized in that: controlling magnet (6) is arranged in the recess (10) of feed screw nut (7) wholly or in part.
3. screw mandrel regulating device according to claim 1, it is characterized in that: controlling magnet (6) is arranged in the sleeve be made up of flexible material wholly or in part, described sleeve is arranged on feed screw nut (7) or is arranged in the recess (10) of feed screw nut (7).
4. the screw mandrel regulating device according to any one of claims 1 to 3, is characterized in that: being arranged at least partly on carrier (11) of magnetic switch (8,8 ') and connecting line (12).
5. screw mandrel regulating device according to claim 4, is characterized in that: magnetic switch (8,8 ') fixedly remains on carrier (11) by means of fixed element (13) position.
6. screw mandrel regulating device according to claim 4, is characterized in that: connecting line (12) leads to control unit (19) or final controlling element (2) at least adjacent position (14) of carrier (11) and support column (9).
7. screw mandrel regulating device according to claim 5, is characterized in that: connecting line (12) leads to control unit (19) or final controlling element (2) at least adjacent position (14) of carrier (11) and support column (9).
8. the screw mandrel regulating device according to any one of claims 1 to 3, it is characterized in that: carrier (11) comprises multiple carrier part be interconnected or separate, and (11 ', 11 "), each carrier part hides magnetic switch unit (5) on different localities.
9. the screw mandrel regulating device according to any one of claims 1 to 3, is characterized in that: at carrier part, (whole between 11 ', 11 ") above or partly applies adhesive material or sealing material.
10. the screw mandrel regulating device according to any one of claims 1 to 3, is characterized in that: (11 ', 11 ") local is welded to each other each carrier part.
11. screw mandrel regulating devices according to any one of claims 1 to 3, is characterized in that: (11 ', 11 ") local bending of each carrier part.
12. screw mandrel regulating devices according to any one of claims 1 to 3, is characterized in that: the magnetic switch (8) of contactless work is arranged near the end of magnetic switch unit (5).
13. screw mandrel regulating devices according to any one of claims 1 to 3, is characterized in that: magnetic switch unit (5) is by being arranged on the receiving portion supporting on the inner side of support column (9).
14. screw mandrel regulating devices according to claim 13, is characterized in that: support column (9) is configured to extrudate.
15. screw mandrel regulating devices according to claim 14, is characterized in that: magnetic switch unit (5) can be pushed in the receiving portion made in the whole length of support column (9) in extrudate.
16. for the manufacture of the method with the electronic screw mandrel regulating device of assembling, described screw mandrel regulating device comprises the magnetic switch unit of final controlling element and contactless work, described final controlling element by means of force transfer element and screw mandrel via the adjustment element of straight line motion being in interact with adjustable elements and being connected, described magnetic switch unit is for adjusting the location recognition of element, it is characterized in that: by one or more magnetic switches (8 of magnetic switch unit (5), 8 ') and connecting line be pre-assembled on a carrier (11) at least partly, this carrier (11) can be pushed into the receiving portion being arranged in inside of support column (9), magnetic switch (8, 8 ') be fixed on carrier (11) by means of fixed element (13) before being assemblied in support column (9),
Carrier (11) comprises two interconnective carrier parts (11 ', 11 "); (11 ' or 11 ") be upset 180 ° before carrier (11) is assemblied in support column (9), and now magnetic switch unit (5) is that two sides hides for one of them carrier part; Or carrier (11) comprises at least two carrier parts separated (11 ', 11 "); (whole of 11 ', 11 ") above or partly applies adhesive material or sealing material, to be interconnected before being assemblied in support column (9) by each carrier part at each carrier part.
17. methods for the manufacture of the screw mandrel regulating device electronic with assembling according to claim 16, it is characterized in that: (11 ', 11 ") local is welded to each other each carrier part, to be interconnected before being assemblied in support column (9) by each carrier part.
18. according to claim 16 or 17 for the manufacture of the method with the electronic screw mandrel regulating device of assembling, it is characterized in that: (11 ', 11 ") are formed by blocking the material of the bar shaped of winding to form each carrier part of carrier (11).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009036113.8 | 2009-08-05 | ||
| DE200910036113 DE102009036113B4 (en) | 2009-08-05 | 2009-08-05 | Switching device for drives and method for their production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101994802A CN101994802A (en) | 2011-03-30 |
| CN101994802B true CN101994802B (en) | 2015-01-21 |
Family
ID=43705322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010247355.2A Expired - Fee Related CN101994802B (en) | 2009-08-05 | 2010-08-05 | Switch device and manufacturing method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101994802B (en) |
| DE (1) | DE102009036113B4 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3824420A (en) * | 1970-03-04 | 1974-07-16 | Honeywell Bull Nv | Device for transforming a rotational motion into a translational motion |
| US5125280A (en) * | 1987-11-16 | 1992-06-30 | Nook Industries Inc. | Jack assembly |
| CN1230045A (en) * | 1997-10-20 | 1999-09-29 | Smc株式会社 | Method for controlling electric actuator and apparatus for the same |
| CN1891964A (en) * | 2005-06-27 | 2007-01-10 | 斯塔比卢斯有限责任公司 | Drive device |
| CN2890503Y (en) * | 2005-02-04 | 2007-04-18 | 徐众 | Mechanical rotary banking screw |
| CN101220855A (en) * | 2007-01-08 | 2008-07-16 | 模帝科股份有限公司 | Linear actuating device and manufacturing method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8903603U1 (en) * | 1989-03-22 | 1989-05-11 | Dewert, Eckhart, 4904 Enger, De | |
| DE20009155U1 (en) | 2000-05-20 | 2000-08-24 | Festo Ag & Co | Position detection device and adjusting device equipped therewith |
| DE202006013145U1 (en) | 2006-08-26 | 2006-10-26 | Dewert Antriebs- Und Systemtechnik Gmbh | Electric motor drive, especially for moving parts of furniture items, has switch in circuit for unlocking drive motor acting as brake with control for manual adjustment of drive |
| DE102006061443A1 (en) | 2006-12-23 | 2008-06-26 | Faurecia Autositze Gmbh | Vehicle seat adjuster has switch for opening seat back inclination adjustment motor circuit that is switched contactlessly depending on switch element position |
-
2009
- 2009-08-05 DE DE200910036113 patent/DE102009036113B4/en not_active Expired - Fee Related
-
2010
- 2010-08-05 CN CN201010247355.2A patent/CN101994802B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3824420A (en) * | 1970-03-04 | 1974-07-16 | Honeywell Bull Nv | Device for transforming a rotational motion into a translational motion |
| US5125280A (en) * | 1987-11-16 | 1992-06-30 | Nook Industries Inc. | Jack assembly |
| CN1230045A (en) * | 1997-10-20 | 1999-09-29 | Smc株式会社 | Method for controlling electric actuator and apparatus for the same |
| CN2890503Y (en) * | 2005-02-04 | 2007-04-18 | 徐众 | Mechanical rotary banking screw |
| CN1891964A (en) * | 2005-06-27 | 2007-01-10 | 斯塔比卢斯有限责任公司 | Drive device |
| CN101220855A (en) * | 2007-01-08 | 2008-07-16 | 模帝科股份有限公司 | Linear actuating device and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102009036113B4 (en) | 2011-09-01 |
| DE102009036113A1 (en) | 2011-04-07 |
| CN101994802A (en) | 2011-03-30 |
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