CN2514363Y - Linear fine tuning device - Google Patents
Linear fine tuning device Download PDFInfo
- Publication number
- CN2514363Y CN2514363Y CN 01279713 CN01279713U CN2514363Y CN 2514363 Y CN2514363 Y CN 2514363Y CN 01279713 CN01279713 CN 01279713 CN 01279713 U CN01279713 U CN 01279713U CN 2514363 Y CN2514363 Y CN 2514363Y
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- linear
- elastic parts
- carrying
- fine tuning
- box body
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Abstract
A linear fine tuning device is suitable for optical scanner; an optical lens and a light sensor are matched and arranged in a loaded sliding base, while the light sensor is located at an image distance (q) of the optical lens; in the condition that the focus distance (f) of the optical lens is fixed, the relative position between the loaded sliding base and a loaded box body is fine tuned in the optical path direction of the image light through a linear guide structure and a linear moving structure of the linear fine tuning device, to jointly fine tune an object distance (p) between a reflectance and the optical lens. Only after the above focusing operations are completed, the step of scanning the reflectance is begun, so as to receive a clear image light by the optical sensor during the scanning process.
Description
Technical field
The utility model relates to a kind of Linear fine tuning device, be applicable on the carrying box body of an optical scanner, simultaneously linear adjust optical lens and optical sensor the two with the carrying box body between relative position, and then the distance between adjustment optical lens and the scanning document.
Background technology
Progress along with computing power, and the high development of internet, multimedia technology, the input service of any relevant document or picture, all need capture analog image on file or the picture by optical scanner (OpticalScanner), and convert thereof into the digital picture archives, so that the user carries out demonstration, identification, editor, storage and the output etc. of image file on computers.
Input mode according to document image is distinguished, optical scanner can be divided into handly scanner, paper feeding scanner (Sheet Feed Scanner) and falt bed scanner (FlatbedScanner) or the like, or distinguish according to the material characteristic of document image, optical scanner can be divided into the scanner of reflective (Reflective), transmission-type (Transparent) and two-in-one type.Because falt bed scanner has more stable image scanning quality, but and scanning reflection original text or transmission original text (egative film, transparency etc.), also thereby make falt bed scanner become present modal optical scanner.
Falt bed scanner has a transparent glass usually, it is to be used for placing the file of desiring scan image, comprise egative film, transparency and reflection original text etc., and come the analog image light on the surface of scanning document progressively or picture, and produce corresponding data image signal by the optical system (chassis) of falt bed scanner inside.At this falt bed scanner with reflection-type is example, please refer to Fig. 1, it is the diagrammatic cross-section of common optical system, optical system 100 mainly is on a carrying box body 110, is equiped with light source 120 (Light Source), catoptron 130 (mirror), optical lens 140 (1ens), optical sensor 150 optics and photoelectric subassemblys such as (CCD Sensor).Optical system 100 is under the drive of drive unit (not drawing), its carrying box body 110 will be done linear moving along graphic left and right directions (Y direction), light source 120 will continue to emit beam 122 this moment, it arrives reflection original text 10 via transparent glass 20, after utilizing the surface reflection light 122 of reflection original text 10 simultaneously, light 122 enters reflexed the inside of carrying box body 110, and through after the reflection one by one of a plurality of catoptrons 130, after the refraction focusing via optical lens 140, received by optical sensor 150 at last again.
Please equally with reference to figure 1, because common optical lens 140 and optical sensor 150 are after also fixing through artificial adjustment, make above-mentioned both all be positioned to carry within the box body 110, optical sensor 150 has been located in the image space of optical lens 140, meaning is that the image distance (q) of optical lens 140 is fixing, according to the optical lens refraction law: (1/p)+(1/q)=(1/f), because the focal length (f) and the image distance (q) of optical lens 150 are all fixing, therefore, reflection original text 10 must be positioned on the object distance (p) of optical lens 140 exactly, and so optical sensor 150 just can receive best image light 122.Right because the influence that the position of transparent glass 20 may be subjected to assembling tolerance or other factors is reflected original text 10 and may not necessarily be positioned at exactly on the object distance (p) of optical lens 140, so will make optical sensor 150 receive the fuzzy burnt image light 122 that loses at last.
The utility model content
The purpose of this utility model is to provide a kind of Linear fine tuning device, be applicable to an optical scanner, can simultaneously optical lens and optical sensor be equipped on a carrying slide, under all fixing situation of focal length (f) and image distance (q), on the optical path direction of image light, the position of fine setting carrying slide, object distance (p) between related fine setting reflection original text and the optical lens, and after finishing above-mentioned focusing action, beginning can be carried out the step of scanning reflection original text, so make optical sensor in scanning process, can progressively receive distinct image light, also thereby significantly improve the quality of the scan image of optical scanner.
Based on above-mentioned purpose of the present utility model, the utility model proposes a kind of Linear fine tuning device, be applicable to an optical scanner, wherein this optical scanner has at least: a carrying box body, have a slipping plane, a carrying slide, be equipped on the slipping plane of above-mentioned carrying box body, an optical lens, be equipped on the carrying slide, and be positioned at simultaneously on the light path of image light, in order to receive and a refraction image light and an optical sensor, be equipped on the carrying slide, and be positioned on the light path of image light, in order to receive image light from optical lens reflected.
From the above, Linear fine tuning device of the present utility model has a linear guide structure, wherein this linear guide structure has a location mandrel rod, be equipped on the above-mentioned carrying box body, the length direction of wherein locating mandrel rod is the optical path direction that correspondence is parallel to the image light that optical lens receives, and one the location axle sleeve, it is equipped on the carrying slide, this locating shaft cover has an axis hole, and be socketed on the location mandrel rod with the axis hole correspondence, make that the location axle sleeve can be suitable for doing linear moving on the length direction of location mandrel rod, and then make this carrying slide can be suitable on the length direction of location mandrel rod, doing linear moving.
In addition, Linear fine tuning device of the present utility model has more a linear moving structure, it has a linear gear rack and a corresponding driving gear, wherein linear gear rack is equipped on the carrying slide, and linear gear rack has a linear flank of tooth, its bearing of trend correspondence is parallel to the length direction of locating mandrel rod, and driving gear is located on the Carrier box body, and be suitable for correspondence and be engaged in the partial linear flank of tooth, in order to the position of mobile linear gear rack on the length direction of location mandrel rod, and then adjust the relative position that carries between slide and the carrying box body.
From the above, above-mentioned carrying slide has more a linear guide groove, its correspondence is located the length direction of mandrel rod and is formed on the carrying slide, in addition, the Linear fine tuning device more comprises an elastic parts, it is equipped on the carrying box body, wherein has an elasticity press-side, is embedded in linear guide groove in order to correspondence.
Description of drawings
Fig. 1 is the diagrammatic cross-section of common optical system;
Fig. 2 is the Linear fine tuning device of the utility model preferred embodiment, and it is applied to the diagrammatic cross-section of the optical system of optical scanner;
Fig. 3 is the Linear fine tuning device of the utility model preferred embodiment, and it is applied to the vertical view of the optical system of optical scanner;
Fig. 4 is the diagrammatic cross-section of the I-I line of Fig. 3;
Fig. 5 A is the diagrammatic cross-section of the II-II line of Fig. 3;
Fig. 5 B is the Linear fine tuning device of preferred embodiment of the present utility model, the diagrammatic cross-section of its another kind of elastic parts.
10: reflection original text 20: transparent glass
100,200: optical system 110,210: the carrying box body
120,220: light source 122,222: image light
130,230: catoptron 140,240: optical lens
150,250: optical sensor 212: slipping plane
260: carrying slide 262: linear guide groove
300: Linear fine tuning device 310: the linear guide structure
312: location mandrel rod 314: the location axle sleeve
316: axis hole 320: linear moving structure
322: linear gear rack 324: driving gear
326: the linear flank of tooth 330: elastic parts
332: elasticity press-side 334: bridging arrangement
336: elastic parts 338: ball
340: step motor 350: transmission gear
Embodiment
Please refer to Fig. 2, it is the Linear fine tuning device of the utility model preferred embodiment, and it is applied to the diagrammatic cross-section of the optical system of optical scanner.Under common optical system as shown in Figure 1 100 is compared, the utility model is on the structural design of the carrying box body 210 of optical system 200, form a slipping plane 212, and the corresponding structure that increases a carrying slide 260, and optical lens 250 and optical sensor 260 be equipped on the carrying slide, make optical lens 250 and optical sensor 260 all be positioned on the light path of image light 222 from reflection original text 10, when carrying slide 222 when doing relative to linear moving along the optical path direction (Y direction) of image light 222 on the slipping plane 212, can readjust by a small margin the distance between reflection original text 10 and the optical lens 250, just finely tune the position of optical lens 250, drop on the object distance (p) of optical lens 250 so as to making reflection original text 10.Because optical lens 240 and optical sensor 250 are after also fixing through artificial adjustment, make above-mentioned both all be positioned to carry within the slide 260, optical sensor 250 has been located in the image space of optical lens 240, meaning is that the image distance (q) of optical lens 240 is fixing, and according to the optical lens refraction law: (1/p)+(1/q)=(1/f), because the focal length (f) and the image distance (q) of optical lens 250 are all fixing, therefore, reflection original text 10 must be positioned on the object distance (p) of optical lens 240 exactly, and so optical sensor 250 just can receive best image light 222.
For the Linear fine tuning device that the utility model preferred embodiment is described is the distance (being object distance p) of finely tuning between optical lens and the reflection original text, please refer to Fig. 3, it is the Linear fine tuning device of the utility model preferred embodiment, and it is applied to the vertical view of the optical system of optical scanner.It is described to hold epimere, carrying box body 210 has a slipping plane 212, in order to allow carrying slide 260 dispose on it, in addition, in order to provide carrying slide 260 to be able to do linear moving along Y direction, the Linear fine tuning device 300 of preferred embodiment of the present utility model mainly includes a linear guide structure 310 and a linear moving structure 320, and its function mode is as mentioned below.
Please also refer to Fig. 3 and Fig. 4, wherein Fig. 4 is the diagrammatic cross-section of the I-I line of Fig. 3.The linear guide structure 310 of Linear fine tuning device 300 is connected between carrying box body 210 and the carrying slide 260, and the linear guide direction of linear guide structure 310 is parallel to the optical path direction (Y direction) from the image light 122 that reflects original text 10 that optical lens 250 is received.Linear guide structure 310 can comprise a location mandrel rod 312 and a corresponding location axle sleeve 312, its the two can be equipped on the carrying box body 210 respectively and on the carrying slide 260, as shown in the figure, location mandrel rod 312 sets or is set up on the carrying box body 210, and the length direction of location mandrel rod 312 is parallel to the optical path direction (Y direction) of image light 122.In addition, the outer rim of location axle sleeve 314 then is equipped on the carrying slide 260, also can directly be integrally formed on the carrying slide 260, location axle sleeve 314 has an axis hole 316, axis hole 316 is connected to locating shaft rod 312 in order to cover, make that location axle sleeve 314 can be suitable for upward doing linear moving at the length direction (Y direction) of location mandrel rod 312, also can relatedly make carrying slide 260 can be suitable for equally upward doing linear moving in above-mentioned direction (Y direction).It should be noted that, the equipping position of location mandrel rod 312 and location axle sleeve 314 can be changed mutually, promptly locate mandrel rod 312 and can set or be set up on the carrying slide 260, location axle sleeve 314 then can be equipped on the carrying box body 210, so also can reach above-mentioned effect.
For on the linear guide direction (Y direction) of linear guiding structural 310, provide thrust to readjust by a small margin the position of carrying slide 260, just on above-mentioned direction, finely tune the position of optical lens, make that the distance between reflection original text 10 and the optical lens 240 just in time is the object distance (p) of optical lens 240, please, can utilize the linear moving structure 320 of Linear fine tuning device 300 to reach again simultaneously with reference to figure 3 and Fig. 4.Linear moving structure 320 is connected between carrying box body 210 and the carrying slide 260, and is suitable on the linear guide direction (Y direction) of linear guiding structural 310, the linear carrying slide 260 that moves.Linear moving structure 320 can comprise a linear gear rack 322 and a corresponding driving gear 324, as shown in the figure, linear gear rack 322 can be equipped on location axle sleeve 314 earlier, is equipped on indirectly on the carrying slide 260 again, and perhaps linear gear rack 322 can directly be equipped on the carrying slide 260.Linear gear rack 322 has a linear flank of tooth 326, its bearing of trend is parallel to the length direction (Y direction) of locating mandrel rod 312, driving gear 324 then is located on the carrying box body 210, and the corresponding linear flank of tooth 326 that is engaged in part, in order to the position of going up mobile linear gear rack 322 at the length direction (Y direction) of location mandrel rod 312, and then the relative position between adjustment carrying slide 260 and the carrying box body 210, and finely tune the position of carrying the optical lens 240 on the slide 260 relatively, make that the distance between reflection original text 10 and the optical lens 240 is the object distance (p) of optical lens 240.Equipping position that it should be noted that linear gear rack 322 and driving gear 324 can be changed mutually, and promptly linear gear rack 322 can be equipped on the carrying slide 260, and driving gear 324 then can be equipped on the carrying box body 210, so also can reach above-mentioned effect.
Please more simultaneously with reference to figure 3, Fig. 4, in order to provide torque to driving gear 324, except utilizing step motor 350 to provide torque to transmission gear 350, drive to driving gear 350 again, also can utilize step motor 350 to provide torque to driving gear 324 in the bel-drivenn mode, or the method for utilizing other provides torque to driving gear 324, so can whether clear according to the image light 222 that optical sensor 250 is received, and provide size or suitable backward torque to driving gear 324, and then mobile linear gear rack 322, in order to the distance between fine setting optical lens 240 and the reflection original text 10.
Please refer to Fig. 3, Fig. 5 A, wherein Fig. 5 A is the diagrammatic cross-section of the II-II line of Fig. 3.In order to prevent that carrying slide 260 is offset on X-direction and Z-direction, the related light path that is displaced to optical lens 240 and optical sensor 250 image light that receives 222, so the utility model ties up on the carrying slide 260 and forms a linear guide groove 262, its bearing of trend is parallel to the linear guide direction (Y direction) of linear guide structure 310, promptly locate the length direction of mandrel rod 312, and corresponding linear guide groove 262 and design an elastic parts 330, it for example is shell fragment, the one end is detachable to be connected on the slipping plane 212 that carries box body 210, the other end then forms an elasticity press-side 332, its correspondence is embedded in linear guide groove 262, make carrying slide 260 only can on Y direction, finely tune and move, and avoid on X-direction or Y direction, moving.It should be noted that linear guide groove 262 also can be formed on the carrying box body 210, relatively elastic parts 330 is also detachable is connected on the carrying slide 260, can reach above-mentioned effect equally.
In addition, please refer to Fig. 5 B, it is the Linear fine tuning device of the utility model preferred embodiment, the diagrammatic cross-section of its another kind of elastic parts.Elastic parts 330 also can comprise a bridging arrangement 334, one elastic parts 336 and ball 338, bridging arrangement 334 detachable being connected on the carrying box body, and across the top that is positioned at linear guide groove 262, and bridging arrangement 334 has more a blind hole 335, and elastic parts 336 and ball 338 all are equipped in the blind hole 335, and an end of elastic parts 336 is connected to the bottom of blind hole 335, the other end then is connected to ball 338, and an end of ball 338 is exposed to outside the blind hole, and form the elasticity press-side 332 of similar Fig. 5 A, and correspondence is embedded in linear guide groove 262, and elasticity pressure holding carrying slide 260, make carrying slide 260 only can on Y direction, finely tune and move, and avoid on X-direction or Y direction, moving.Similarly, linear guide groove 262 also can be formed on the carrying box body 210, and relatively above-mentioned elastic parts 330 is also detachable to be connected on the carrying slide 260, also can reach above-mentioned effect.
In sum, Linear fine tuning device of the present utility model is equipped on a carrying slide with optical lens and optical sensor, and optical sensor is positioned at the image distance (q) of optical lens, and under the situation that the focal length (f) of optical lens has been fixed, utilize the linear guide structure and the linear moving structure of Linear fine tuning device, relative position between fine setting carrying slide on the optical path direction of image light and carrying box body is in order to the object distance (p) between related fine setting reflection original text and the optical lens.After finishing above-mentioned focusing action, the beginning can be carried out the step of scanning reflection original text, so will make optical sensor can receive distinct image light in scanning process.
In addition, Linear fine tuning device of the present utility model more comprises an elastic parts, in order to the position on X-direction and Z-direction between elasticity pressure holding location carrying slide and the carrying box body, make carrying slide and carrying box body only can on Y direction, move as Linear fine tuning.
Claims (21)
1. a Linear fine tuning device is applicable to an optical scanner, and this optical scanner has at least:
One carrying box body has a slipping plane;
One carrying slide is equipped on this slipping plane of this carrying box body;
One optical lens is equipped on this carrying slide, and is positioned on the light path of image light, receives and refraction image light; And
One optical sensor is equipped on this carrying slide, and is positioned on the light path of image light, receive from the image light that this optical lens reflected,
It is characterized in that this Linear fine tuning device comprises at least:
One linear guide structure has at least:
One location mandrel rod, be equipped on this carrying box body and this carrying slide one of them, wherein the length direction correspondence of this location mandrel rod is parallel to the optical path direction of the image light that this optical lens receives, and
One location axle sleeve, be equipped on another of this carrying box body and this carrying slide, wherein this locating shaft cover has an axis hole, and this location axle sleeve is socketed on this location mandrel rod with this axis hole correspondence, make that this location axle sleeve can be suitable for doing linear moving on the length direction of this location mandrel rod, and then make this carrying slide and this carrying box body can be suitable on the length direction of this location mandrel rod, relatively moving; And
One linear moving structure has at least:
One linear gear rack is equipped on one of them of this carrying box body and this carrying slide, and this linear gear rack has a linear flank of tooth, and bearing of trend correspondence that should the linearity flank of tooth is parallel to the length direction of this location mandrel rod, and
One driving gear, be located in another of this carrying box body and this carrying slide, this driving gear be suitable for correspondence be engaged in part should the linearity flank of tooth, it moves the position of this linear gear rack on the length direction of this location mandrel rod, and then adjusts the relative position between this carrying slide and this carrying box body.
2. Linear fine tuning device as claimed in claim 1, it is characterized in that, this carrying slide has more a linear guide groove, it is to length direction that should the locating shaft rod, and is formed on this carrying slide, in addition, this Linear fine tuning device more comprises an elastic parts, this elastic parts is equipped on this carrying box body, and this elastic parts has an elasticity press-side, and is embedded in this linearity guide groove with this elasticity press-side correspondence.
3. Linear fine tuning device as claimed in claim 2 is characterized in that, this elastic parts is detachable to be connected on this carrying box body.
4. Linear fine tuning device as claimed in claim 2 is characterized in that this elastic parts comprises a shell fragment, and an end of this shell fragment is connected to this carrying box body, and the other end of this shell fragment forms this elasticity press-side, and corresponding chimeric to this linearity guide groove.
5. Linear fine tuning device as claimed in claim 2, it is characterized in that, this elastic parts comprises a bridging arrangement at least, one elastic parts and a ball, and this bridging arrangement is connected on this carrying box body, and across this linearity top of guide slot that is positioned at this carrying slide, wherein this bridging arrangement has more a blind hole, and this elastic parts and this ball all are equipped within this blind hole, and an end of this elastic parts is connected to this blind hole bottom, and the other end is connected to this ball, and this ball one end exposes this blind hole, and forms this elasticity press-side and corresponding chimeric to this linearity guide groove.
6. Linear fine tuning device as claimed in claim 1, it is characterized in that, this carrying box body has more a linear guide groove, it is to length direction that should the locating shaft rod, and is formed on this carrying box body, in addition, this Linear fine tuning device more comprises an elastic parts, this elastic parts is equipped on this carrying slide, and this elastic parts has an elasticity press-side, and is embedded in this linearity guide groove with this elasticity press-side correspondence.
7. Linear fine tuning device as claimed in claim 6 is characterized in that, this elastic parts is detachable to be connected on this carrying slide.
8. Linear fine tuning device as claimed in claim 6 is characterized in that this elastic parts comprises a shell fragment, and an end of this shell fragment is connected to this carrying slide, and the other end of this shell fragment forms this elasticity press-side, and corresponding chimeric to this linearity guide groove.
9. Linear fine tuning device as claimed in claim 6, it is characterized in that, this elastic parts comprises a bridging arrangement at least, one elastic parts and a ball, and this bridging arrangement is connected on this carrying slide, and across the top of this linearity guide groove that is positioned at this carrying slide, wherein this bridging arrangement has more a blind hole, and this elastic parts and this ball all are equipped within this blind hole, and an end of this elastic parts is connected to the bottom of this blind hole, and the other end is connected to this ball, and an end of this ball exposes this blind hole, and forms this elasticity press-side and corresponding chimeric to this linearity guide groove.
10. Linear fine tuning device as claimed in claim 1 is characterized in that this device more comprises a step motor, and it is equipped on this carrying box body, and this step motor is suitable for providing torque to this driving gear.
11. Linear fine tuning device as claimed in claim 10 is characterized in that, this step motor provides torque to the mode of this driving gear to comprise gear-driven mode.
12. Linear fine tuning device as claimed in claim 10 is characterized in that, this step motor provides torque to the mode of this driving gear to comprise the bel-drivenn mode.
13. a Linear fine tuning device is applicable to an optical scanner, this optical scanner has at least:
One carrying box body has a slipping plane;
One carrying slide is equipped on this slipping plane of this carrying box body;
One optical lens is equipped on this carrying slide, and is positioned on the light path of image light, receives and refraction image light; And
One optical sensor is equipped on this carrying slide, and is positioned on the light path of image light, receive from the image light that this optical lens reflected,
It is characterized in that this Linear fine tuning device comprises at least:
One linear guide structure is connected between this carrying box body and this carrying slide, and the linear guide direction of this linear guide structure is parallel to the optical path direction of the image light that this optical lens receives; And
One linear moving structure is connected between this carrying box body and this carrying slide, and is suitable on the linear guide direction of this linear guide structure, linear this carrying slide that moves.
14. Linear fine tuning device as claimed in claim 13, it is characterized in that, this carrying slide has more a linear guide groove, it is to length direction that should the locating shaft rod, and is formed on this carrying slide, in addition, this Linear fine tuning device more comprises an elastic parts, this elastic parts is equipped on this carrying box body, and this elastic parts has an elasticity press-side, and is embedded in this linearity guide groove with this elasticity press-side correspondence.
15. Linear fine tuning device as claimed in claim 14 is characterized in that, this elastic parts is detachable to be connected on this carrying box body.
16. Linear fine tuning device as claimed in claim 14 is characterized in that this elastic parts comprises a shell fragment, an end of this shell fragment is connected to this carrying box body, and the other end of this shell fragment forms this elasticity press-side, and corresponding chimeric to this linearity guide groove.
17. Linear fine tuning device as claimed in claim 14, it is characterized in that, this elastic parts comprises a bridging arrangement at least, one elastic parts and a ball, and this bridging arrangement is connected on this carrying box body, and across this linearity top of guide slot that is positioned at this carrying slide, wherein this bridging arrangement has more a blind hole, and this elastic parts and this ball all are equipped within this blind hole, and an end of this elastic parts is connected to the bottom of this blind hole, and the other end is connected to this ball, and this ball one end exposes this blind hole, and forms this elasticity press-side and corresponding chimeric to this linearity guide groove.
18. Linear fine tuning device as claimed in claim 13, it is characterized in that, this carrying box body has more a linear guide groove, it is to length direction that should the locating shaft rod, and is formed on this carrying box body, in addition, this Linear fine tuning device more comprises an elastic parts, this elastic parts is equipped on this carrying slide, and this elastic parts has an elasticity press-side, and is embedded in this linearity guide groove with this elasticity press-side correspondence.
19. Linear fine tuning device as claimed in claim 18 is characterized in that, this elastic parts is detachable to be connected on this carrying slide.
20. Linear fine tuning device as claimed in claim 18 is characterized in that this elastic parts comprises a shell fragment, an end of this shell fragment is connected to this carrying slide, and the other end of this shell fragment forms this elasticity press-side, and corresponding chimeric to this linearity guide groove.
21. Linear fine tuning device as claimed in claim 18, it is characterized in that, this elastic parts comprises a bridging arrangement at least, one elastic parts and a ball, and this bridging arrangement is connected on this carrying slide, and across the top of this linearity guide groove that is positioned at this carrying slide, wherein this bridging arrangement has more a blind hole, and this elastic parts and this ball all are equipped within this blind hole, and an end of this elastic parts is connected to the bottom of this blind hole, and the other end is connected to this ball, and an end of this ball exposes this blind hole, and forms this elasticity press-side and corresponding chimeric to this linearity guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01279713 CN2514363Y (en) | 2001-12-27 | 2001-12-27 | Linear fine tuning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01279713 CN2514363Y (en) | 2001-12-27 | 2001-12-27 | Linear fine tuning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2514363Y true CN2514363Y (en) | 2002-10-02 |
Family
ID=33682884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01279713 Expired - Lifetime CN2514363Y (en) | 2001-12-27 | 2001-12-27 | Linear fine tuning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2514363Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7505184B2 (en) | 2003-09-22 | 2009-03-17 | Canon Kabushiki Kaisha | Adjusting method of image reading apparatus and image reading apparatus |
-
2001
- 2001-12-27 CN CN 01279713 patent/CN2514363Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7505184B2 (en) | 2003-09-22 | 2009-03-17 | Canon Kabushiki Kaisha | Adjusting method of image reading apparatus and image reading apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: YUDONG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LIJIE COMPUTER CO., LTD. Effective date: 20060106 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060106 Address after: 14 floor, No. 168 North Dunhua Road, Taipei, Taiwan Patentee after: Transpacific IP Pte Ltd. Address before: No. two, No. 1-1, RD, Science Park, Taiwan, Hsinchu Patentee before: Lijie Computer Co., Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: YUXI SCIENCE CO., LTD. Free format text: FORMER OWNER: YUDONG TECHNOLOGY CO., LTD. Effective date: 20090821 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090821 Address after: Delaware, zip code: Patentee after: Transpacific IP Pte Ltd. Address before: Building 14, 168 North Dunhua Road, Taiwan, Taipei Province, China: 000000 Patentee before: Transpacific IP Pte Ltd. |
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| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20111227 Granted publication date: 20021002 |