Infiltrometer

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Description

FIG. 1 is a front perspective view of an infiltrometer showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevation thereof;

FIG. 4 is a front elevation thereof;

FIG. 5 is a side elevation thereof; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D245486 August 23, 1977 Niskin
D261739 November 10, 1981 Leibson
2862657 December 1958 Copeland et al.
2862657 December 1958 Copeland et al.
4055074 October 25, 1977 Thimons et al.
4114424 September 19, 1978 Johnson
4114424 September 19, 1978 Johnson
4364261 December 21, 1982 Askwith
Other references
  • National Geographic Magazine, "Special Report in the Public Interest-Energy, Feb. 1981, pp. 48 and 49.
Patent History
Patent number: D273946
Type: Grant
Filed: Nov 18, 1981
Date of Patent: May 22, 1984
Assignee: Ener-Corp. Management Limited (Winnipeg)
Inventor: Wayne C. T. Cole (Winnipeg)
Primary Examiner: Bernard Ansher
Application Number: 6/322,591
Classifications
Current U.S. Class: Volume, Flow Or Rate (D10/96); D24/99