CN2290863Y - Fixing and focal distance regulating device for lens of optical scanner - Google Patents
Fixing and focal distance regulating device for lens of optical scanner Download PDFInfo
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- CN2290863Y CN2290863Y CN 97204226 CN97204226U CN2290863Y CN 2290863 Y CN2290863 Y CN 2290863Y CN 97204226 CN97204226 CN 97204226 CN 97204226 U CN97204226 U CN 97204226U CN 2290863 Y CN2290863 Y CN 2290863Y
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- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 abstract 1
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- 238000010586 diagram Methods 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a fixing and focal distance regulating device for lenses of an optical scanner. The utility model comprises a lens fixing and regulating base which is provided with a V-shaped groove and a lens fixing and regulating upper cover which is used for covering space between the lens and a charge coupling inducting element so as to prevent external light rays from interfering in the induction of the charge coupling inducting element and fixing and regulating the focal distance of the lens. The utility model adopts a fixture manner of three-point contact between the cross section of the lens and a lens fixing and regulating device, and thus the lens moves only along the center axial line direction of the lens and can not cause torsion.
Description
The utility model relates to a kind of fixing and focus adjuster of optical scanner eyeglass, is meant a kind of eyeglass deflection that prevents especially, to avoid causing the eyeglass focus adjustment means of image error.
Scanner is reflection, the focusing of image by optical system, and via digital circuit with signal correction, adjustment, storage and demonstration.General scanner comprises a light source, a minute surface, a lens combination, electric charge coupling sensing element (CCD), a pre-procesor (DC current gain), a digital analog converter, an after-treatment device.The literal of light source irradiation or figure and picture are converted to electric signal through direct reflection and after passing effect such as lens focus by electric charge coupling sensing element (CCD), after adjusting its DC current gain via pre-procesor again, input to a digital analog converter to produce a digital signal, the numeral output of digital analog converter is fed to the adjustment that after-treatment device is made contrast, is fed to video display afterwards image is exported.
The material of the bogey of scanner (carriage) roughly can be divided into two kinds of aluminium alloy and plastic materials, existing eyeglass fixedly adjusting gear generally is divided into circle hole shape pine prescription formula and clasp type close-fitting mode, in addition for increasing its fixed effect, can be used with viscose glue (some glue) or fixed screw mode, point glue mode must be carried out melten gel earlier when adjusting focal length or maintenance, easily cause the damage of bogey, and troublesome poeration, be depicted as fixedly adjusting gear 10 of a kind of existing eyeglass (lens) as Figure 1A, it is that the container 101 of an approximate trapezoid is arranged on the base plate 102, one hollow cylinder eyeglass fixator 103 is connected in the upper base position of trapezoidal container 101, in order to fixing len 104, these hollow cylinder eyeglass fixator 103 outside outer rims have a fixation spring tab 105, in order to push down the eyeglass 104 that inserts fixing, the eyeglass 104 of this insertion can move along the axis direction of hollow cylinder eyeglass fixator 103 and adjust the eyeglass focal length, is beneficial to the sensing of CCD; Consult the fixing mode of adjusting eyeglass of the another kind shown in Figure 1B, the internal diameter of its hollow cylinder eyeglass fixator 103 external diameter than eyeglass 104 usually is big, be beneficial to eyeglass 104 and insert assembling, but, if the internal diameter of hollow cylinder eyeglass fixator 103 is too big, the central axis that then when fixing len 104, easily causes eyeglass 104 crooked and can't with the CCD quadrature, cause the bad and image of oscillographic waveform resolution to focus; Especially fixation spring tab device 105 is pushed down 104 1 on eyeglass and is easily caused on the eyeglass and have a down dip, and the central axis and the CCD that are depicted as eyeglass 104 as Fig. 2 A are just giving crooked synoptic diagram, the waveform that oscillograph showed when Fig. 2 B was the central axis of eyeglass 104 and CCD quadrature; And the central axis of eyeglass 104 and CCD are not orthogonal and can generation rotate polarisation, then CCD partly is positioned at part within the depth of focus of eyeglass 104 then not within depth of focus, can the oscillograph resolution shown in Fig. 2 C demonstrate depth of focus in right, left side and central fuzzy, or the oscillograph resolution shown in Fig. 2 D to demonstrate depth of focus fuzzy at left and right side and central authorities, or as Fig. 2 E illustrate focal length in, the left and right sides blurs; Another device shown in Fig. 1 C in addition, it is arranged on the hollow cylinder eyeglass fixator 103 with fixed screw 106, in order to fix this eyeglass 104, this fixed screw 106 can cause eyeglass 104 urceolus to destroy when screwing, if need readjust the position, can cause displacement and produce deviation, if downward application of force inequality then might cause eyeglass 104 twisted when screwing, the bias phenomenon that also can cause the oscillograph resolution shown in Fig. 2 C to 2E to demonstrate.
The eyeglass that the purpose of this utility model is to provide a kind of central axis that can make scanner lens and CCD quadrature is adjusting gear fixedly.
Another purpose of the present utility model is to provide fixedly adjusting gear of a kind of eyeglass that can improve the scanner focus quality.
The purpose of this utility model is to realize like this, a kind of fixing and focus adjuster of optical scanner eyeglass promptly is provided, it comprises: the fixing base of adjusting of an eyeglass, its end face has the groove of accepting eyeglass, described groove has at least two first inclined-planes, described eyeglass places on the fixing adjustment of the described eyeglass base, described eyeglass respectively contacts for line with described first inclined-plane, and the central axis of described groove and electric charge coupling sensing element (CCD) quadrature, described eyeglass only moves along the central axis of described groove; One covers in described eyeglass to the space between CCD prevents that external light from disturbing sensing and the fixing fixing loam cake of adjusting of eyeglass of adjusting described eyeglass of CCD, and it comprises: the fixing loam cake of adjusting of one first eyeglass is a hollow container, and its first base connects described CCD; The fixing loam cake of adjusting of one second eyeglass, be one to have the flat board of a bossing, and be connected with fixing second base of adjusting loam cake of described first eyeglass, the inner formation one of described bossing has depression at least one surface level, that hold described eyeglass, for line contacts, the fixing loam cake of adjusting of described second eyeglass is provided with the retaining element that engages with the fixing end face of adjusting base of described eyeglass between described surface level and the described eyeglass.
The utility model provides a kind of fixing and focus adjuster of optical scanner eyeglass in addition, it comprises: the fixing base of adjusting of an eyeglass, its end face has the v-depression of accepting eyeglass, described v-depression has at least two first inclined-planes, described eyeglass places on the fixing adjustment of the described eyeglass base, described eyeglass respectively contacts for line with described first inclined-plane, and the central axis of described v-depression and electric charge coupling sensing element (CCD) quadrature, described eyeglass only moves along the central axis of described v-depression; One covers in described eyeglass to the space between CCD prevents that external light from disturbing sensing and the fixing fixing loam cake of adjusting of eyeglass of adjusting described eyeglass of CCD, it comprises: the fixing loam cake of adjusting of one first eyeglass, it is the prismatoid of a hollow, have first base and second base, described first base is the longer base of described prismatoid, described second base is the shorter base of described prismatoid, and described first base connects described CCD; The fixing loam cake of adjusting of one second eyeglass, it is one to have the flat board of a bossing, and be connected with fixing second base of adjusting loam cake of described first eyeglass, the inner formation one of described bossing has the depression of at least one surface level, hold described eyeglass in it, for line contacts, the fixing loam cake of adjusting of described second eyeglass is provided with the retaining element that engages with the fixing end face of adjusting base of described eyeglass between described surface level and the described eyeglass.
The utility model provides a kind of fixing and focus adjuster of optical scanner eyeglass again, it comprises: the fixing base of adjusting of an eyeglass, its end face has the groove of accepting eyeglass, described groove has at least two first inclined-planes, described eyeglass places on the fixing adjustment of the described eyeglass base, described eyeglass and described first inclined-plane are respectively for line contacts, and the central axis of described groove and electric charge coupling sensing element (CCD) quadrature, and described eyeglass only moves along the central axis of described groove; One covers in described eyeglass to the space between CCD prevents that external light from disturbing sensing and the fixing fixing loam cake of adjusting of eyeglass of adjusting described eyeglass of CCD, it comprises: the fixing loam cake of adjusting of one first eyeglass, it is a hollow container, and its first base connects described CCD; The fixing loam cake of adjusting of one second eyeglass, it is one to have the flat board of a bossing, and be connected with fixing second base of adjusting loam cake of described first eyeglass, described bossing is the part of hollow cylindrical body, its curvature is less than the curvature of described eyeglass, and with described eyeglass between only for line contact, described second eyeglass is fixing to be adjusted loam cake and is provided with described eyeglass and fixes the retaining element that the end face of adjustment base engages.
The utility model provides a kind of fixing and focus adjuster of optical scanner eyeglass again, it comprises: the fixing base of adjusting of an eyeglass, its end face has the v-depression of accepting eyeglass, described v-depression has at least two first inclined-planes, described eyeglass places on the fixing adjustment of the described eyeglass base, described eyeglass respectively contacts for line with described first inclined-plane, and the central axis of described v-depression and electric charge coupling sensing element (CCD) quadrature, described eyeglass only moves along the central axis of described v-depression; One covers in described eyeglass to the space between CCD prevents that external light from disturbing sensing and the fixing fixing loam cake of adjusting of eyeglass of adjusting described eyeglass of CCD, it comprises: the fixing loam cake of adjusting of one first eyeglass, it is the prismatoid of a hollow, have first base and second base, described first base is the longer base of described prismatoid, described second base is the shorter base of described prismatoid, and described first base connects described CCD; The fixing loam cake of adjusting of one second eyeglass, it is one to have the flat board of a bossing, and be connected with fixing second base of adjusting loam cake of described first eyeglass, described bossing is the part of hollow cylindrical body, its curvature is less than the curvature of described eyeglass, and with described eyeglass between only for line contact, described second eyeglass is fixing to be adjusted loam cake and is provided with described eyeglass and fixes the retaining element that the end face of adjustment base engages.
The utility model device has following advantage:
1. the central axis of eyeglass and CCD quadrature only need when therefore adjusting focal length to move along central axis, and eyeglass can the off-center axis.
2. when adjusting focal length, bestow eyeglass because of a suitable downforce is arranged, so fine setting is more easily carried out, eyeglass can be not moving partially.
3. the eyeglass fixed form is 3 contact fixed forms, is not a glue mode or fixed screw mode, therefore eliminates the shortcoming of existing mode.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described, wherein:
Figure 1A is the fixedly synoptic diagram of adjusting gear of a kind of existing eyeglass;
Figure 1B is the fixedly synoptic diagram of adjusting gear of another kind of existing eyeglass;
Fig. 1 C is the fixedly synoptic diagram of adjusting gear of another existing eyeglass;
Fig. 2 A is central axis and the CCD quadrature or the crooked synoptic diagram of eyeglass;
Fig. 2 B to 2E is the central axis of eyeglass and CCD quadrature or oscillograph resolution shows when crooked waveform;
Fig. 3 A to 3D be the fixing and focus adjuster of the utility model eyeglass solid, overlook, face and side view;
Fig. 3 E is fixing another enforcement illustration of adjusting loam cake of eyeglass of the present utility model;
Fig. 4 A to 4D is the waveform that the utility model oscillograph resolution shows.
The utility model adopt eyeglass cross section and eyeglass fixedly adjusting gear be 3 fixed forms that contact, it is different from the existing fixed form of utilizing shell fragment and fixed screw, A shown in Fig. 3 C, B, 3 of C represent fixedly 3 points that contact with eyeglass 212 of adjusting gear 20 of eyeglass, utilize 3 ways of contact, 212 on eyeglass moves and can not produce partially along its central axial direction and turns round.
Consult Fig. 3 A, 3B, 3C and 3D, its be respectively eyeglass fixedly adjusting gear 20 solid, overlook, face and side view.Device of the present utility model comprises fixing base 211, the fixing loam cake 210 of adjusting of eyeglass adjusted of eyeglass.The fixing end face (top surface) 213 of adjusting base 211 of this eyeglass has a groove 213A, in order to accept eyeglass 212, this groove 213A has at least two inclined-planes 214, in most preferred embodiment, the cross section of this groove 213A is V-arrangement (consulting Fig. 3 C), in the time of on eyeglass 212 places the fixing adjustment of eyeglass base 211, the cross section of eyeglass 212 (consulting Fig. 3 C) has only a contact point A with each inclined-plane 214, B (strong point), be that eyeglass 212 has only two osculatory with v-depression 213A, and the central axis of v-depression 213A and electric charge coupling sensing element (CCD) 216 quadratures, therefore the central axis of eyeglass 212 also with the CCD216 quadrature, and eyeglass 212 can only move along the central axis of v-depression 213A.
Consult Fig. 3 A, 3B, 3C and 3D, the fixing adjustment of eyeglass loam cake 210 covers in the space between eyeglass 212 to CCD216, to prevent that external light from disturbing CCD216, and in order to fixing this eyeglass 212 of adjusting, the fixing loam cake 210 of adjusting of this eyeglass is divided into the fixing loam cake 210A that adjusts of first eyeglass, the fixing loam cake 210B two parts of adjusting of second eyeglass, the fixing loam cake 210B that adjusts of the fixing loam cake 210A of adjustment of this first eyeglass and second eyeglass can be formed in one, the fixing loam cake 210A that adjusts of first eyeglass is in order to be connected with CCD216, the outward appearance of overlooking of its profile is a trapezoidal hollow container in preferred embodiment, can connect CCD216 and prevent that external light from disturbing the sensing of CCD216, CCD216 is arranged at the fixing longer base 210A1 that adjusts the trapezoidal shape of loam cake 210A of first eyeglass, this second eyeglass is fixing to be adjusted loam cake 210B and one has the flat board of bossing 210B1, the fixing loam cake 210B that adjusts of second eyeglass is connected with the fixing shorter base 210A2 that adjusts loam cake 210A of first eyeglass, and be to fix the shorter base 210A2 of adjustment loam cake 210A with wide in preferred embodiment with first eyeglass, this bossing 210B1 in the preferred embodiment shown in Fig. 3 C, its cross section is a shorter base last trapezoidal, and the inner depression 210B2 that forms of bossing 210B1, in order to hold eyeglass 212, this depression 210B2 is made of two inclined-plane 210B3 and a surface level 210B4, when the fixing adjustment of eyeglass loam cake 210 covers eyeglass 212, surface level 210B4 will form a contact point C (consulting Fig. 3 C) with the cross section of eyeglass 212, in most preferred embodiment, two inclined-plane 210B3 do not contact with eyeglass 212; The fixing planar section of adjusting loam cake 210B of second eyeglass respectively is provided with a screw 210B6, in order to engage with the fixing end face 213 of adjusting base 211 of eyeglass; The top of bossing 210B1 is provided with a focus adjuster 210B7, to adjust the focal position of eyeglass 212, in preferred embodiment, this focus adjuster 210B7 is a circular hole, when adjusting focal length, 210B6 unclamps with screw, and the instrument that stretches into then touches the eyeglass 212 and the application of force, makes it move forward and backward adjustment.
In addition, shown in Fig. 3 E, this bossing 210B1 also can be the part of hollow cylindrical body, and its curvature is less than the curvature of eyeglass 212, so the formed depression 210B2 of bossing 210B1 and eyeglass 212 have only a line to intersect.
Fig. 4 A to 4D is the waveform that the utility model device oscillograph resolution shows, no matter whether on focus, the equal left-right symmetric of the waveform of its resolution (h1=h2), its intensity presents the height of waveform with the position of eyeglass 212, then the focal position when waveform intensity is the highest, so the focal length adjustment is very easy, when if maintenance or readjustment are arranged, the fixing adjustment of first eyeglass loam cake 210A, the fixing loam cake 210B that adjusts of second eyeglass can be unclamped, eyeglass 212 free state, therefore it is very convenient to take out or insert eyeglass 212.
Claims (22)
1, a kind of fixing and focus adjuster of optical scanner eyeglass, it is characterized in that, it comprises: the fixing base of adjusting of an eyeglass, its end face has the groove of accepting eyeglass, described groove has at least two first inclined-planes, and described eyeglass places on the fixing adjustment of the described eyeglass base, and described eyeglass respectively contacts for line with described first inclined-plane, and the central axis of described groove and electric charge coupling sensing element (CCD) quadrature, described eyeglass only moves along the central axis of described groove; One covers in described eyeglass to the space between CCD prevents that external light from disturbing sensing and the fixing fixing loam cake of adjusting of eyeglass of adjusting described eyeglass of CCD, and it comprises: the fixing loam cake of adjusting of one first eyeglass is a hollow container, and its first base connects described CCD; The fixing loam cake of adjusting of one second eyeglass, be one to have the flat board of a bossing, and be connected with fixing second base of adjusting loam cake of described first eyeglass, the inner formation one of described bossing has depression at least one surface level, that hold described eyeglass, for line contacts, the fixing loam cake of adjusting of described second eyeglass is provided with the retaining element that engages with the fixing end face of adjusting base of described eyeglass between described surface level and the described eyeglass.
2, device as claimed in claim 1 is characterized in that, described groove is that a cross section is the groove of V-arrangement.
3, device as claimed in claim 1 is characterized in that, the fixing adjustment of described first eyeglass loam cake is the prismatoid of a hollow, and described first base is the longer base of described prismatoid, and described second base is the shorter base of described prismatoid.
4, device as claimed in claim 1 is characterized in that, described depression also comprises two second inclined-planes, has the gap between described second inclined-plane and the described eyeglass.
5, device as claimed in claim 1 is characterized in that, described retaining element is a screw.
6, device as claimed in claim 1 is characterized in that, the fixing bossing of adjusting loam cake of described second eyeglass is provided with the focus adjuster of the focal position of the described eyeglass of at least one adjustment.
7, device as claimed in claim 6 is characterized in that, described focus adjuster is a circular hole.
8, a kind of fixing and focus adjuster of optical scanner eyeglass, it is characterized in that, it comprises: the fixing base of adjusting of an eyeglass, its end face has the v-depression of accepting eyeglass, described v-depression has at least two first inclined-planes, described eyeglass places on the fixing adjustment of the described eyeglass base, described eyeglass respectively contacts for line with described first inclined-plane, and the central axis of described v-depression and electric charge coupling sensing element (CCD) quadrature, described eyeglass only moves along the central axis of described v-depression; One covers in described eyeglass to the space between CCD prevents that external light from disturbing sensing and the fixing fixing loam cake of adjusting of eyeglass of adjusting described eyeglass of CCD, it comprises: the fixing loam cake of adjusting of one first eyeglass, it is the prismatoid of a hollow, have first base and second base, described first base is the longer base of described prismatoid, described second base is the shorter base of described prismatoid, and described first base connects described CCD; The fixing loam cake of adjusting of one second eyeglass, it is one to have the flat board of a bossing, and be connected with fixing second base of adjusting loam cake of described first eyeglass, the inner formation one of described bossing has the depression of at least one surface level, hold described eyeglass in it, for line contacts, the fixing loam cake of adjusting of described second eyeglass is provided with the retaining element that engages with the fixing end face of adjusting base of described eyeglass between described surface level and the described eyeglass.
9, device as claimed in claim 8 is characterized in that, described depression also comprises two second inclined-planes, has the gap between described second inclined-plane and the described eyeglass.
10, device as claimed in claim 8 is characterized in that, the fixing bossing of adjusting loam cake of described second eyeglass is provided with the focus adjuster of the focal position of the described eyeglass of at least one adjustment.
11, device as claimed in claim 10 is characterized in that, described focus adjuster is a circular hole.
12, device as claimed in claim 8 is characterized in that, described retaining element is a screw.
13, a kind of fixing and focus adjuster of optical scanner eyeglass, it is characterized in that, it comprises: the fixing base of adjusting of an eyeglass, its end face has the groove of accepting eyeglass, described groove has at least two first inclined-planes, and described eyeglass places on the fixing adjustment of the described eyeglass base, and described eyeglass respectively contacts for line with described first inclined-plane, and the central axis of described groove and electric charge coupling sensing element (CCD) quadrature, described eyeglass only moves along the central axis of described groove; One covers in described eyeglass to the space between CCD prevents that external light from disturbing sensing and the fixing fixing loam cake of adjusting of eyeglass of adjusting described eyeglass of CCD, it comprises: the fixing loam cake of adjusting of one first eyeglass, it is a hollow container, and its first base connects described CCD; The fixing loam cake of adjusting of one second eyeglass, it is one to have the flat board of a bossing, and be connected with fixing second base of adjusting loam cake of described first eyeglass, described bossing is the part of hollow cylindrical body, its curvature is less than the curvature of described eyeglass, and with described eyeglass between only for line contact, described second eyeglass is fixing to be adjusted loam cake and is provided with described eyeglass and fixes the retaining element that the end face of adjustment base engages.
14, device as claimed in claim 13 is characterized in that, described groove is that a cross section is the groove of V-arrangement.
15, device as claimed in claim 13 is characterized in that, the fixing adjustment of described first eyeglass loam cake is the prismatoid of a hollow, and described first base is the longer base of described prismatoid, and described second base is the shorter base of described prismatoid.
16, device as claimed in claim 13 is characterized in that, described retaining element is a screw.
17, device as claimed in claim 13 is characterized in that, the fixing bossing of adjusting loam cake of described second eyeglass is provided with the focus adjuster of the focal position of the described eyeglass of at least one adjustment.
18, device as claimed in claim 17 is characterized in that, described focus adjuster is a circular hole.
19, a kind of fixing and focus adjuster of optical scanner eyeglass, it is characterized in that, it comprises: the fixing base of adjusting of an eyeglass, its end face has the v-depression of accepting eyeglass, described v-depression has at least two first inclined-planes, described eyeglass places on the fixing adjustment of the described eyeglass base, described eyeglass respectively contacts for line with described first inclined-plane, and the central axis of described v-depression and electric charge coupling sensing element (CCD) quadrature, described eyeglass only moves along the central axis of described v-depression; One covers in described eyeglass to the space between CCD prevents that external light from disturbing sensing and the fixing fixing loam cake of adjusting of eyeglass of adjusting described eyeglass of CCD, it comprises: the fixing loam cake of adjusting of one first eyeglass, it is the prismatoid of a hollow, have first base and second base, described first base is the longer base of described prismatoid, described second base is the shorter base of described prismatoid, and described first base connects described CCD; The fixing loam cake of adjusting of one second eyeglass, it is one to have the flat board of a bossing, and be connected with fixing second base of adjusting loam cake of described first eyeglass, described bossing is the part of hollow cylindrical body, its curvature is less than the curvature of described eyeglass, and with described eyeglass between only for line contact, described second eyeglass is fixing to be adjusted loam cake and is provided with described eyeglass and fixes the retaining element that the end face of adjustment base engages.
20, device as claimed in claim 19 is characterized in that, the fixing bossing of adjusting loam cake of described second eyeglass is provided with the focus adjuster of the focal position of the described eyeglass of at least one adjustment.
21, device as claimed in claim 20 is characterized in that, described focus adjuster is a circular hole.
22, device as claimed in claim 19 is characterized in that, described retaining element is a screw.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 97204226 CN2290863Y (en) | 1997-02-13 | 1997-02-13 | Fixing and focal distance regulating device for lens of optical scanner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 97204226 CN2290863Y (en) | 1997-02-13 | 1997-02-13 | Fixing and focal distance regulating device for lens of optical scanner |
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CN2290863Y true CN2290863Y (en) | 1998-09-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 97204226 Expired - Lifetime CN2290863Y (en) | 1997-02-13 | 1997-02-13 | Fixing and focal distance regulating device for lens of optical scanner |
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CN (1) | CN2290863Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7546968B2 (en) | 2005-02-02 | 2009-06-16 | Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho | Fixture and webbing take-up device |
-
1997
- 1997-02-13 CN CN 97204226 patent/CN2290863Y/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7546968B2 (en) | 2005-02-02 | 2009-06-16 | Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho | Fixture and webbing take-up device |
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Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: YUDONG OPTICAL CO., LTD. Free format text: FORMER OWNER: HONGYOU SCIENCE AND TECHNOLOGY CO LTD Effective date: 20070105 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070105 Address after: Delaware Patentee after: Hongyou Science & Technology Co., Ltd. Address before: Hsinchu Science Park, Taiwan Patentee before: Hongyou Science and Technology Co., Ltd. |
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C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |