Regulator unit for air flow in air conditioning systems

- Twitoplast, Ltd.
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a side view of the regulator unit for air flow in air conditioning systems, showing its new design;

FIG. 2 is an end view thereof;

FIG. 3 is a perspective view thereof; and,

FIG. 4 is a side view thereof.

Claims

I claim the ornamental design for a regulator unit for air flow in air conditioning systems, substantially as shown.

Referenced Cited
U.S. Patent Documents
2228857 January 1941 Stephenson
5259411 November 9, 1993 Guzorek
5674125 October 7, 1997 Xia et al.
5857617 January 12, 1999 Weng
5921277 July 13, 1999 Bernal
6244633 June 12, 2001 Warren
D446298 August 7, 2001 Thurman
Patent History
Patent number: D459455
Type: Grant
Filed: Mar 6, 2001
Date of Patent: Jun 25, 2002
Assignee: Twitoplast, Ltd. (Petach-Tikva)
Inventor: Israel Twito (Herzlia)
Primary Examiner: B. J. Bullock
Attorney, Agent or Law Firm: Medlen & Carroll, LLP
Application Number: 29/138,170
Classifications
Current U.S. Class: Element, E.g., Front Panel, Etc. (D23/354); Vent, Ductwork, Or Element Thereof (D23/393)
International Classification: 2304;