Float operated feed valve

- Oliveira & Irmao, S.A.
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a float operated feed valve, showing my new design;

FIG. 2 is a top plan view of the embodiment of FIG. 1;

FIG. 3 is a bottom plan view of the embodiment of FIG. 1;

FIG. 4 is a front elevational view of the embodiment of FIG. 1;

FIG. 5 is a left side elevational view of the embodiment of FIG. 1;

FIG. 6 is a rear elevational view of the embodiment of FIG. 1;

FIG. 7 is a right side elevational view of the embodiment of FIG. 1;

FIG. 8 is a perspective view of the float of a float operated feed valve, showing my new design, with the float shown removed for ease of illustration;

FIG. 9 is a right side elevational view of the embodiment of FIG. 8;

FIG. 10 is a rear elevational view of the embodiment of FIG. 8;

FIG. 11 is a left side elevational view of the embodiment of FIG. 8;

FIG. 12 is a top plan view of the embodiment of FIG. 8;

FIG. 13 is a front elevational view of the embodiment of FIG. 8; and,

FIG. 14 is a bottom plan view of the embodiment of FIG. 8.

The broken lines shown in FIGS. 1–3 and 8 are included for the purpose of illustrating environment and forms no part of the claimed design.

Claims

The ornamental design for a float operated feed valve, as shown and described.

Referenced Cited
U.S. Patent Documents
D244694 June 14, 1977 McClure
D292120 September 29, 1987 Nestich
4830042 May 16, 1989 Cho
5439025 August 8, 1995 Johnson
D421788 March 21, 2000 Kingman et al.
D470222 February 11, 2003 Nortier
D517646 March 21, 2006 Rodriguez
D518148 March 28, 2006 Rodriguez et al.
D519605 April 25, 2006 Rodriguez et al.
D520111 May 2, 2006 Cheng
D541379 April 24, 2007 Nortier et al.
Patent History
Patent number: D559358
Type: Grant
Filed: Jan 19, 2007
Date of Patent: Jan 8, 2008
Assignee: Oliveira & Irmao, S.A. (Esgueira)
Inventor: Antonio Manuel Moura de Oliveira (Aveiro)
Primary Examiner: Ian Simmons
Assistant Examiner: Maurice Stevens
Attorney: Greenblum & Bernstein, P.L.C.
Application Number: 29/276,239
Classifications
Current U.S. Class: Ballcock Or Float Type (D23/236)