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.

Date of Patent:
Jan. 30, 2001

Filed:

Oct. 23, 1998
Applicant:
Inventors:

Terence R. Ellard, Seattle, WA (US);

Stephen Knudsen, Bainbridge Island, WA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04G 3/00 ;
U.S. Cl.
CPC ...
E04G 3/00 ;
Abstract

The stabilizer assembly is used to position a stepper assembly for an ultrasound probe. The stabilizer includes two spaced apart swivel assemblies, each swivel assembly including clamps at one end thereof locking the stabilizer to a table. Each swivel assembly includes several swivel arms which are connected at three spaced swivel points. One swivel arm is connected to a central assembly consisting of a central housing with two spaced apart ball joints connecting, respectively, to the two swivel assemblies. A linkage arrangement maintains the ball joints in a locked position by virtue of a spring biased push rod. To unlock the ball joints, the spring is compressed by actuation of a trigger, releasing pressure on the linkage assembly which permits the ball joints to move freely.


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