Published October 16, 1984 | Version v1
Patent Metadata-only

Thermoforming apparatus

Creators

Description

Apparatus for manufacturing articles is disclosed in which a preheated sheet of thermoplastic material is intermittently fed to present successive preheated portions of the sheet in a work station having a forming tool for forming articles in each successive sheet portion and a stamping tool for co-operating with the forming tool to stamp the formed articles from the sheet. The forming tool has a plurality of forming dies which are movable successively and cyclically into the work station for forming articles in respective successive sheet portions. After each forming operation the stamping tool is brought into engagement with a resilient counter-surface on the forming die to stamp from the sheet the articles formed by that die

Availability note (English)

U.S. Commissioner of Patents, Washington, D.C. 20231, USA, $.50.

Additional details

Publishing Information

Imprint Pagination
v p.
IPC:
Int. Cl. B26C 17/10; B29C 17/04.
IPC
Int. Cl. B26C 17/10; B29C 17/04.
Patent number
US patent document 4,477,243/A/

INIS

Country of Publication
United States
Country of Input or Organization
United States
INIS RN
16063480
Subject category
S36: MATERIALS SCIENCE;
Resource subtype / Literary indicator
Non-conventional Literature
Descriptors DEI
EQUIPMENT; HEATING; HOT WORKING; SHEETS; THERMOPLASTICS
Descriptors DEC
FABRICATION; MATERIALS WORKING; ORGANIC COMPOUNDS; ORGANIC POLYMERS; POLYMERS

Optional Information

Notes
PAT-APPL-389904.