Title:
HOPPER FOR INJECTION MOLDING MACHINE
Document Type and Number:
WIPO Patent Application WO/2010/111936
Kind Code:
A1
Abstract:
A hopper for injection molding machine is provided, which includes a combined hopper, an electric heating blast system (14) and a temperature control system. The combined hopper is composed of two or more than two sub-hoppers. Each sub-hopper is provided with an independent sub feed inlet (1), an independent sub discharge outlet (7) and a branch blast nozzle (8) controlled independently. All the sub discharge outlets (7) of the sub-hoppers are connected with a thermostatic chamber (9) arranged below the sub discharge outlets (7). A main discharge outlet (5) and a main air outlet (6) are arranged at the lower part of the thermostatic chamber (9). The thermostatic chamber (9) and each sub hopper are provided with independent temperature control systems respectively.
Inventors:
LOU ZHENGRONG (CN)
Application Number:
PCT/CN2010/071396
Publication Date:
October 07, 2010
Filing Date:
March 29, 2010
Export Citation:
Assignee:
LOU ZHENGRONG (CN)
International Classes:
B29B13/06; F26B3/14
Foreign References:
| EP0312741A2 | 1989-04-26 | |||
| CN2557310Y | 2003-06-25 | |||
| JP2000167840A | 2000-06-20 | |||
| JP2002144336A | 2002-05-21 | |||
| JPH07112438A | 1995-05-02 | |||
| DE2543034A1 | 1976-05-06 | |||
| JPH02286213A | 1990-11-26 | |||
| FR2608498A1 | 1988-06-24 | |||
| CN101491935A | 2009-07-29 |
Other References:
See also references of EP 2415574A4
Attorney, Agent or Firm:
HANGZHOU HANGCHENG PATENT ATTORNEYS OFFICE CO., LTD (Rm505 Wanxin Buliding,No.2 GuanYiHou, Xihu Ave, Hangzhou Zhejiang 9, CN)
Download PDF: