The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 13, 2001
Filed:
Dec. 21, 1998
David Edward Lindsay Cassells, Auckland, NZ;
DEC International NZ Limited, Hamilton, NZ;
Abstract
A milking machine of a kind having a milk line to a milk receiver through which a vacuum is drawn, the machine being operable in (i) a milking mode and in (ii) a cleaning mode, wherein there is provided a cleaning line for cleaning fluid into the milk line, and wherein, when the machine is in its cleaning mode, cleaning fluid pooling and/or pooled in the cleaning line is caused to move (wholly or in part) under the action of a gas (e.g. ambient air) impulse into the pooling and/or pooled cleaning fluid from the cleaning line into the milk line and preferably the milk receiver. In moving from the cleaning line into the milk line which is of greater cross-section the fluid under the action of a transition zone flaring from the smaller conduit into the larger conduit, and a transition zone flushing flow flaring means flares to the surface of the milk line.