Bowl guard

- Festo AG & Co.
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Description

FIG. 1 is a top perspective view of a bowl guard showing our new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a side elevational view thereof, the opposite side being identical thereto;

FIG. 4 is a front elevational view thereof, the opposite side being identical thereto;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
3980457 September 14, 1976 Smith
4234014 November 18, 1980 Knight
Other references
  • Pneumatic Filters, Regulators, Lubricators and Pre-Assembled Air Service Modules, Festo Corporation Catalog, pp. 1, 3-5, 18, 21-25, 27 and 29-30; 1990. Pneumatic Filters, Regulators, Lubricators, Economical, High-Flow "D-Series", Festo Corporation Catalog, pp. 1-3 and 5-20; 1996.
Patent History
Patent number: D400240
Type: Grant
Filed: Oct 2, 1997
Date of Patent: Oct 27, 1998
Assignee: Festo AG & Co. (Esslingen)
Inventors: Axel Thallemer (Esslingen), Jan Kleffmann (Esslingen)
Primary Examiner: Lisa Lichtenstein
Law Firm: Hoffmann & Baron, LLP
Application Number: 0/77,478
Classifications
Current U.S. Class: Air Treatment (D23/355); Element Or Attachment, Not Elsewhere Specified (D23/386)
International Classification: 2304;