Timothy Alan Potter

US Patent:

58850007, Mar 23, 1999

Filed:

Aug 20, 1997

Appl. No.:

8/915239

Inventors:

Todd M. Miyahara - Wahiawa HI
Timothy A. Potter - Kapolei HI

Assignee:

Chevron U.S.A. Inc. - San Francisco CA

International Classification:

B01F 700

US Classification:

366251

Abstract:

The invention includes a hydraulic head and contactor shaft assembly combination for attachment to a fluid-containing vessel and motor including: a hydraulic head for removable attachment to one end of a vessel and having a circular aperture in the center; a bearing housing having an open-end and a closed-end. The open-end is fixedly attached to the hydraulic head and the closed-end has a circular aperture. The center axis of the circular aperture in the closed-end of the bearing housing is aligned with the center axis of the circular aperture. There is a single-piece contactor shaft having a first end and a second end. The first end protrudes through the circular aperture in the hydraulic head. A first annular passageway is formed between the single-piece contactor shaft aperture. The first end is configured for removable attachment to a rotatable mixing blade and the second end protrudes through the circular aperture in the closed-end of the bearing housing, forming a second annular passageway between the single-piece contactor shaft aperture in the closed-end of the bearing housing.

US Patent:

20150138098, May 21, 2015

Filed:

Nov 15, 2013

Appl. No.:

13/998596

Inventors:

Timothy Jordan Potter - Mountain View CA, US

International Classification:

G06F 3/041

US Classification:

345173

Abstract:

An improved touch screen overlay is disclosed. The overlay has novel structures, which provide for the prevention of unintended touch screen button actuation, allows access to on-screen buttons, provides finger positioning cues, and provides button identification cues.