Adhesive dispenser

Dispensing – Automatic control – Temperature responsive or soluble controller

Patent

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Details

222 52, 222 58, 2221465, 222389, 222325, B67D 505, B67D 562, B67D 542, B65D 8854

Patent

active

058819142

ABSTRACT:
An adhesive dispenser for iteratively dispensing a controlled amount of an adhesive from a reservoir, by iteratively applying a pressure to the adhesive stored in the reservoir such that the controlled amount of adhesive is released from a nozzle connected to the reservoir via a supply passage and is applied to an object, the adhesive dispenser including at least one of an adhesive-temperature control device which controls a temperature of the adhesive present in the supply passage, by supplying a fluid to a first space at least partly surrounding at least a portion of the supply passage, and a pressure control device which is switchable to at least a pressing state thereof in which the pressure control device supplies a pressurized gas to a second space above the adhesive stored in the reservoir and a sucking state thereof in which the pressure control device sucks the gas from the second space.

REFERENCES:
patent: 4150770 (1979-04-01), Wieland, Jr. et al.
patent: 4600124 (1986-07-01), Price
patent: 5029731 (1991-07-01), Klatt
patent: 5332125 (1994-07-01), Schmitkons et al.
patent: 5335825 (1994-08-01), Fort
patent: 5462199 (1995-10-01), Lenhardt

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