# US 7,412,199 B2 · Image scanner having pivotal illuminantor plate

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- Number: US 7,412,199 B2
- Document ID: US7412199B2
- Status: Granted
- Kind: B2
- Application number: 11/408,150
- Filed: 2006-04-20
- Published: 2007-07-26
- Granted: 2008-08-12
- Earliest claimed: 2006-01-20
- Assignees: Primax Electronics Ltd.
- Inventors: Chung-Kai Wang; Chien-Kuo Kuan; Wei-Chen Tu
- Web page: https://patentgrep.com/patent/US7412199B2

## CPC

- G03G 15/60: {Apparatus which relate to the handling of originals (for photographic purposes in general G03B)}
- G03G 15/04036: {Details of illuminating systems, e.g. lamps, reflectors (lamp housings for copying cameras, reflex exposure lighting G03B27/542)}
- G03G: ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY

## Abstract

An image scanner has a pivotal illuminator plate. The illuminator plate is pivotally coupled to the main housing of the image scanner and storable within the automatic paper feeder when the illuminator plate is not used. For scanning a transparent object, the illuminator plate is rotated in the direction toward the glass platform, so that the transparent object is covered by the illuminator plate.

## Claims

### Claim 1

An image scanner comprising:
a main housing;
a glass platform for placing thereon an object to be scanned;
an automatic paper feeder pivotally coupled to said main housing and having a receptacle facing to a surface of said glass platform; and
an illuminator plate pivotally coupled to said main housing and having a light source thereon, wherein said light source is storable within said receptacle when said illuminator plate is covered by said automatic paper feeder.

### Claim 2 (depends on 1)

The image scanner according to claim 1 further comprising:
two slots linearly arranged on said main housing; and
two pivotal sheets arranged on an edge of said illuminator plate and corresponding to said slots, wherein said pivotal sheets are inserted into corresponding slots such that said illuminator plate pivotally coupled to said main housing.

### Claim 3 (depends on 2)

The image scanner according to claim 2 wherein said light source is a back light module to emit a light required for scanning a transparent object.

### Claim 4 (depends on 2)

The image scanner according to claim 2 further comprising a white reflective plate disposed on a surface of said illuminator plate.