发明授权
- 专利标题: Weigh feeding apparatus
- 专利标题(中): 称重装置
-
申请号: US748397申请日: 1976-12-07
-
公开(公告)号: US4111272A公开(公告)日: 1978-09-05
- 发明人: Ronald J. Ricciardi , Angelo Ferrara , Joseph L. Hartmann , Gary R. Lauterbach
- 申请人: Ronald J. Ricciardi , Angelo Ferrara , Joseph L. Hartmann , Gary R. Lauterbach
- 申请人地址: NJ Moonachie
- 专利权人: Acrison, Incorporated
- 当前专利权人: Acrison, Incorporated
- 当前专利权人地址: NJ Moonachie
- 主分类号: G01G11/08
- IPC分类号: G01G11/08 ; G05D7/06 ; G01G19/52 ; G01G13/04 ; B67D5/16
摘要:
Disclosed herein is an automatically controlled weigh feeding apparatus including a container for prefilling with a substance, a device for discharging the substance from the container at a controllable rate, apparatus for weighing the substance being discharged and for producing an electrical signal proportional to that weight, a voltage to frequency converter connected to receive the electrical signals, a digital computer, apparatus coupled to an output of the voltage to frequency converter for inputting data signals to the digital computer, the computer being adapted to compute a corrective signal based on the input data signals received, and coupling apparatus coupled between the computer and the device for discharging the substance from the container for controlling the rate of discharge responsive to the corrective signal.
公开/授权文献
- US5700409A Method of molding an article 公开/授权日:1997-12-23