# US 10,479,111 B2 · Carbon filament lamp array

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- Number: US 10,479,111 B2
- Document ID: US10479111B2
- Status: Granted
- Kind: B2
- Application number: 16/103,463
- Filed: 2018-08-14
- Published: 2018-12-13
- Granted: 2019-11-19
- Earliest claimed: 2016-05-27
- Assignees: Xerox Corporation
- Applicants: Xerox Corporation
- Inventors: Roger G. Leighton; Paul M. Fromm; Robert P. Herloski
- Web page: https://patentgrep.com/patent/US10479111B2

## CPC

- B41J 11/00212: {Controlling the irradiation means, e.g. image-based controlling of the irradiation zone or control of the duration or intensity of the irradiation}
- B41J 11/00216: {using infrared [IR] radiation or microwaves}
- B41M 7/009: {using thermal means, e.g. infrared radiation, heat}
- F26B 3/28: by radiation, e.g. from the sun
- B41J: TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41M: PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING, (correction of typographical errors B41J; processes for applying transfer pictures or the like B44C1/16; fluid media for correction of typographical errors by coating C09D10/00; printing textiles D06P)
- F26B: DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM (drying devices for combines A01D41/133; racks for drying fruit or vegetables A01F25/12; drying foodstuffs A23; drying hair A45D20/00; body-drying implements A47K10/00; drying household articles A47L; drying gases or vapours B01D; chemical or physical processes for dewatering or like separating liquids from solids B01D43/00; centrifugal apparatus B04; drying ceramics C04B33/30; drying yarns or fabrics in association with some other form of treatment D06C; drying frames for laundry without heating or positive air circulation, domestic laundry-or spin-driers, wringing or hot pressing laundry D06F; furnaces, kilns, ovens F27)

## Abstract

A lamp array for drying liquid ink on a media in a printing apparatus. The printing apparatus includes a transport system arranged to move the media through the printing apparatus in a process direction. The lamp array includes a plurality of lamps, each lamp of the plurality of lamps having a longitudinal axis arranged in a direction parallel to the process direction and adjacent to the transport system, wherein the plurality of lamps are equidistantly positioned substantially across a cross process width of the transport system.

## Claims

### Claim 1

A lamp array for drying a liquid ink on a media in a printing apparatus, the printing apparatus comprising a media transport system having a cross process width, the media transport system arranged to move the media through the printing apparatus in a process direction, the lamp array comprising:
a plurality of lamps, each lamp of the plurality of lamps having a longitudinal axis arranged in a direction parallel to the process direction and adjacent to the media transport system,
wherein the plurality of lamps are equidistantly positioned substantially across the entire cross process width of the media transport system.

### Claim 2 (depends on 1)

The lamp array of claim 1 wherein each lamp of the plurality of lamps is equally spaced relative to each adjacent lamp.

### Claim 3

A drying system for drying a liquid ink on a media in a printing apparatus, the printing apparatus comprising a media transport system having a cross process width, the media transport system arranged to move the media through the printing apparatus in a process direction, the drying system comprising:
a plurality of lamps, each lamp of the plurality of lamps having a longitudinal axis arranged in a direction parallel to the process direction and adjacent to the media transport system;
a cooling plenum arranged elevationally above and adjacent to the plurality of lamps; and,
an exhaust skirt arranged adjacent to the cooling plenum
wherein the plurality of lamps are equidistantly positioned substantially across the entire cross process width of the transport system.

### Claim 4 (depends on 3)

The drying system of claim 3 wherein each lamp of the plurality of lamps is equally spaced relative to each adjacent lamp.

### Claim 5 (depends on 3)

The drying system of claim 3 wherein each lamp of the plurality of lamps is independently controlled.

### Claim 6 (depends on 3)

The drying system of claim 3 wherein at least one lamp of the plurality of lamps is energized with a unique duty cycle.

### Claim 7 (depends on 3)

The drying system of claim 3 further comprising:
a perforated plate comprising a plurality of through holes and arranged between the plurality of lamps and the cooling plenum,
wherein the cooling plenum forms a drying region below the plurality of lamps and air passing from the cooling plenum through the perforated plate is distributed about the drying region.

### Claim 8 (depends on 3)

The drying system of claim 3 further comprising:
a duct in fluid communication with the exhaust skirt; and,
an air exhaust in fluid communication with the duct,
wherein the cooling plenum forms a drying region below the plurality of lamps, air passes from the drying region through the exhaust skirt to the duct and from the duct to the air exhaust.

### Claim 9 (depends on 3)

The drying system of claim 3 wherein the cooling plenum forms a drying region below the plurality of lamps and the exhaust skirt is arranged outside of the drying region.

### Claim 10

A lamp array for drying a liquid ink on a web in a printing apparatus, the web moving through the printing apparatus in a process direction, the lamp array comprising:
a plurality of lamps, each lamp of the plurality of lamps having a longitudinal axis arranged in a direction parallel to the process direction and in a region within the printing apparatus adjacent to the web, the region having a cross process width,
wherein the plurality of lamps are equidistantly positioned substantially across the entire cross process width of the region.

### Claim 11 (depends on 10)

The lamp array of claim 10 wherein each lamp of the plurality of lamps is equally spaced relative to each adjacent lamp.
