# US 5,699,625 A · Apparatus for draining liquid drops from tentering oven

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- Number: US 5,699,625 A
- Document ID: US5699625A
- Status: Granted
- Kind: A
- Application number: 08/699,057
- Filed: 1996-08-09
- Granted: 1997-12-23
- Earliest claimed: 1995-10-19
- Assignees: Oji-Yuka Synthetic Paper Co., Ltd.
- Inventors: Fumio Iguchi
- Web page: https://patentgrep.com/patent/US5699625A

## CPC

- F26B 21/33: Humidity
- F26B 13/10: Arrangements for feeding, heating or supporting materials; Controlling movement, tension or position of materials (heating processes F26B3/00)
- 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

An apparatus for draining liquid drops from a tentering oven is described, which comprises a plurality of plenum ducts for heating and cooling a film and a tenter for stretching the film. The tentering oven has at least two partition walls between the heating and cooling zones of the oven and wherein each of the partition walls located above the tenter is fitted with a pan and a heater for heating the pan at the lower part thereof, with a blower being installed above the compartment defined by the partition walls.

## Claims

### Claim 1

An apparatus for draining liquid drops from a tentering oven, the apparatus comprising:
a plurality of plenum ducts for heating and cooling a film and a tenter for stretching the film;
wherein:
said tentering oven has at least two partition walls located between a heating zone and a cooling zone of the tentering oven, said at least two partition walls defining a compartment;
each of the partition walls is located above the tenter and is fitted with a pan and a heater for heating said pan at the lower part thereof; and
a blower is installed above the compartment defined by said at least two partition walls.

### Claim 2 (depends on 1)

An apparatus according to claim 1, wherein a ceiling of the compartment defined by said at least two partition walls slopes upward by 35 to 70 degrees from the partition wall at either end toward a central part of the apparatus.