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.:

US 6559420 B1

PDF
Full Text
Expired
Date of Patent:
May. 06, 2003

Filed:

Jul. 10, 2002
Applicant:
Inventor:

Sasko Zarev, Colorado Springs, CO (US);

Assignee:

Agilent Technologies, Inc., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3/00 ;
U.S. Cl.
CPC ...
H05B 3/00 ;
Abstract

An apparatus for separating a liquid in a liquid metal micro-switch. In representative embodiments, the apparatus comprises a heater and a sub-channel inside a structure. The heater is located inside a cavity of the structure onto which the liquid metal micro-switch is fabricated. The sub-channel inside the structure connects the cavity to a main channel. The sub-channel has a cross-sectional area. The value of the cross-sectional area at the boundary between the sub-channel and the main channel is less than the value of the cross-sectional area at the boundary between the sub-channel and the cavity. The gas permeates the cavity and the sub-channel and is capable of extending into the main channel.


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