Multi-functional device having scanner module and image scanning apparatus employing the scanner module
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H04N-001/04
H04N-001/028
H04N-001/024
H04N-001/10
H04N-001/193
G02B-017/08
출원번호
US-0490709
(2012-06-07)
등록번호
US-9277081
(2016-03-01)
우선권정보
KR-2007-76640 (2007-07-31)
발명자
/ 주소
Nagatani, Kaname
Lee, Dong-hun
출원인 / 주소
SAMSUNG ELECTRONICS CO., LTD.
대리인 / 주소
Staas & Halsey LLP
인용정보
피인용 횟수 :
1인용 특허 :
53
초록▼
A multi-functional device comprising an image forming apparatus to form a printing image and a scanner module to scan an image. The scanner module includes an illuminator to illuminate a light to a document mount, a sensor unit to read an image information of an object placed on the document mount,
A multi-functional device comprising an image forming apparatus to form a printing image and a scanner module to scan an image. The scanner module includes an illuminator to illuminate a light to a document mount, a sensor unit to read an image information of an object placed on the document mount, and an imaging lens to focus the light reflected from the object onto the sensor unit. The illuminator includes a light source to emit light, a light guiding unit and changes a traveling path of the light emitted from the light source to illuminate the document mount, and a guide holder which comprises an installation part where the light guiding unit is installed, and a mounting part where the light source holder is mounted to provide the light source at least one side of the light guiding unit.
대표청구항▼
1. A multi-functional device comprising: a document mount; anda scanner module installed below the document mount so as to be movable as a single moveable body in a first direction with respect to an object on the document mount, the scanner module including: a light source to emit light;a light sou
1. A multi-functional device comprising: a document mount; anda scanner module installed below the document mount so as to be movable as a single moveable body in a first direction with respect to an object on the document mount, the scanner module including: a light source to emit light;a light source holder to hold the light source;a light guiding unit, which extends lengthwise in a second direction perpendicular to the first direction, to guide the light emitted from the light source onto the document mount; anda guide holder comprising an installation part to which the light guiding unit is installed and a mounting part to which the light source holder is mounted,wherein one of the light source holder and the guide holder comprises a hook member, and the other of the light source holder and the guide holder comprises a projection, the hook member being coupled with the projection, andwherein the light source holder is disposed between the light source and the guide holder. 2. The multi-functional device of claim 1, the scanner module further including: a sensor unit to read an image information of the object on the document mount by light reflected from the object;a first reflecting mirror to guide the light reflected from the object; at least one second reflecting mirror to guide the light reflected from the first reflecting mirror to the sensor unit; an imaging lens, which is disposed between the reflecting mirrors and the sensor unit, to focus the light reflected by the reflecting mirrors onto the sensor unit;an incident surface disposed at a longitudinal end of the light guiding unit to receive the light from the light source, the light source being disposed at the incident surface;a guide surface to reflect and diffuse the light received on the incident surface, the guide surface being surrounded by the guide holder; andan exit surface facing the document mount to allow the light reflected and diffused by the guide surface to exit toward the object on the document mount. 3. The multi-functional device of claim 2, wherein the first reflecting mirror is positioned below a light path extending between the last one of the at least one second reflecting mirror and the sensor unit. 4. The multi-functional device of claim 1, wherein the light source holder joins with the mounting part in a lengthwise direction of the light guiding unit. 5. The multi-functional device of claim 1, wherein the light source holder joins with the mounting part in a direction perpendicular to a lengthwise direction of the light guiding unit. 6. The multi-functional device of claim 1, wherein the light source includes: a substrate installed at the light source holder; anda light emitting diode provided on the substrate. 7. The multi-functional device of claim 1, further comprising a holding rib provided on a holding part of the light source holder to partially support the exit plane of the light guiding unit installed in the installation part and to hold the light guiding unit. 8. The multi-functional device of claim 7, wherein the holding rib includes a neck part allowing the holding rib to be elastically deformed. 9. The multi-functional device of claim 1, wherein: the installation part is recessed inwardly and lengthened in the second scanning direction; andthe light guiding unit is fitted into the installation part from over the installation part. 10. The multi-functional device of claim 1, wherein the guide holder is made of a flexible material so that the installation part can become wider when pushed by the light guiding unit while installing the light guiding unit therein. 11. The multi-functional device of claim 1, further comprising a plurality of spacers spaced apart from each other in a lengthwise direction of the light guiding unit, the plurality of spacers supporting the light guiding unit. 12. The multi-functional device of claim 1, further comprising position determiners provided at corresponding positions in the guide holder and the light source holder to determine an installation position of the light source holder with respect to the guide holder. 13. A multi-functional device comprising: a document mount; anda scanner module installed below the document mount so as to be movable as a single moveable body in a first direction with respect to an object on the document mount, the scanner module including: a light source to emit light;a light source holder to hold the light source;a light guiding unit, which extends lengthwise in a second direction perpendicular to the first direction, to guide the light emitted from the light source onto the document mount;a guide holder comprising an installation part to which the light guiding unit is installed and a mounting part to which the light source holder is mounted; anda holding rib provided on a holding part of the light source holder to partially support an exit plane of the light guiding unit installed in the installation part and to hold the light guiding unit,wherein one of the light source holder and the guide holder comprises a hook member, and the other of the light source holder and the guide holder comprises a projection, the hook member being coupled with the projection, andwherein the holding rib includes a neck part allowing the holding rib to be elastically deformed. 14. A scanner module movable in a first direction comprising: a light source to emit light onto an object;a light source holder to hold the light source;a light guiding unit, which extends lengthwise in a second direction perpendicular to the first direction, to guide the light emitted from the light source onto the object;a guide holder comprising: an installation part to which the light guiding unit is installed; anda mounting part to which the light source holder is mounted,wherein one of the light source holder and the guide holder comprises a hook member, and the other of the light source holder and the guide holder comprises a projection, the hook member being coupled with the projection, andwherein the light source holder is disposed between the light source and the guide holder. 15. The scanner module of claim 14, the scanner module further including: a sensor unit to read an image information of the object on the document mount by light reflected from the object;a first reflecting mirror to guide the light reflected from the object;at least one second reflecting mirror to guide the light reflected from the first reflecting mirror to the sensor unit;an imaging lens, which is disposed between the reflecting mirrors and the sensor unit, to focus the light reflected by the reflecting mirrors onto the sensor unit;an incident surface disposed at a longitudinal end of the light guiding unit to receive the light from the light source, the light source being disposed at the incident surface;a guide surface to reflect and diffuse the light received on the incident surface, the guide surface being surrounded by the guide holder; andan exit surface facing the document mount to allow the light reflected and diffused by the guide surface to exit toward the object on the document mount. 16. The scanner module of claim 15, wherein the first reflecting mirror is positioned below a light path extending between the last one of the at least one second reflecting mirror and the sensor unit. 17. The scanner module of claim 15, wherein: the guide holder comprises an opening through which the light reflected from the object passes; andthe light emitted through the opening is incident upon the first reflecting mirror. 18. The scanner module of claim 17, wherein: the light guiding unit includes first and second light guiding members spaced-apart from each other in the first direction;the guide holder integrated into one structure supports the first and second light guiding members; andthe opening is formed between the first and second light guiding members. 19. The scanner module of claim 15, wherein: the reflecting mirrors, the imaging lens, and the sensor unit are disposed below the guide holder; andthe light reflected from the object is guided to a region below the guide holder, is reflected by the reflecting mirrors, and then reaches the sensor unit. 20. The scanner module of claim 14, wherein the light source holder joins with the mounting part in a lengthwise direction of the light guiding unit. 21. The scanner module of claim 14, wherein the light source holder joins with the mounting part in a direction perpendicular to a lengthwise direction of the light guiding unit. 22. The scanner module of claim 14, wherein the light source includes: a substrate installed at the light source holder; anda light emitting diode provided on the substrate. 23. The scanner module of claim 14, further comprising: a holding rib provided on a holding part of the light source holder to partially support the exit plane of the light guiding unit installed in the installation part and to hold the light guiding unit. 24. The scanner module of claim 23, wherein the holding rib includes a neck part allowing the holding rib to be elastically deformed. 25. The scanner module of claim 14, wherein: the installation part is recessed inwardly and lengthened in the second direction; andthe light guiding unit is fitted into the installation part from over the installation part. 26. The scanner module of claim 14, wherein the guide holder is made of a flexible material so that the installation part can become wider when pushed by the light guiding unit while installing the light guiding unit therein. 27. The scanner module of claim 14, further comprising a plurality of spacers spaced apart from each other in a lengthwise direction of the light guiding unit, the plurality of spacers supporting the light guiding unit. 28. The scanner module of claim 14, further comprising: position determiners provided at corresponding positions in the guide holder and the light source holder to determine an installation position of the light source holder with respect to the guide holder. 29. The scanner module of claim 14, wherein the light source includes: a substrate installed at the light source holder; anda white light emitting diode provided on the substrate. 30. A scanner module movable in a first direction comprising: a light source to emit light onto an object;a light source holder to hold the light source;a light guiding unit, which extends lengthwise in a second direction perpendicular to the first direction, to guide the light emitted from the light source onto the object;a guide holder comprising: an installation part to which the light guiding unit is installed, anda mounting part to which the light source holder is mounted; anda holding rib provided on a holding part of the light source holder to partially support an exit plane of the light guiding unit installed in the installation part and to hold the light guiding unit,wherein one of the light source holder and the guide holder comprises a hook member, and the other of the light source holder and the guide holder comprises a projection the hook member being coupled with the projection, andwherein the holding rib includes a neck part allowing the holding rib to be elastically deformed.
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