Title:
VACUUM FILLER
Document Type and Number:
Japanese Patent JPS57141318
Kind Code:
A
Abstract:
A vacuum loader (10) for pulverant, finely divided or granular material, comprising a material receiving hopper (12, 14) having a discharge valve (40) for controlling the application of a vacuum to the hopper 12, 14), which valve structure (40) is responsive solely to the discharge flow of material from the hopper or the blockage of such flow, said valve (40) having a magnet (42) for operating a switch (25) electrically connected to a control (60) for controlling operation of a vacuum pump (36) which creates a vacuum in the hopper (12, 14) to draw material into the hopper through a supply conduit (13), the material within the hopper acting on the valve (40) to move it to an open discharge position when a predetermined quantity of material is within the hopper and movement of the valve (40) causing the switch (25) to be operated to cut out the vacuum pump (36), said valve (40) being automatically returned to the closed position when the material has been discharged from the hopper and the switch (25) then being actuated to cause the vacuum pump (36) to be operated.
Inventors:
UIRIAMU PII RAIONZU
Application Number:
JP943382A
Publication Date:
September 01, 1982
Filing Date:
January 22, 1982
Export Citation:
Assignee:
CONAIR
International Classes:
B65G53/36; B65B39/00; B65D90/58; B65G53/46; B65G53/60; (IPC1-7): B65B39/00; B65D90/54; B65G53/16; B65G53/36
Previous Patent: JPS57141317
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