Small drain flushing expandable plug
Latest Cherne Industries Incorporated Patents:
Description
FIG. 1 is a perspective view of a small drain flushing expandable plug, showing my new design; the sectioned hose showing indeterminate length thereof;
FIG. 2 is a side view thereof; the opposite side view, top and bottom views being mirror images thereof;
FIG. 3 is an end view thereof;
FIG. 4 is an end view opposite the end view of FIG. 3;
FIG. 5 is a side view showing the flexibility of the hose of the small drain flushing expandable plug; and,
FIG. 6 is a side view showing the small drain flushing expandable plug expanded in a pipe; the dotted lines showing the faucet, the pipe and fluid spray are environmental only and do not form a part of the invention .
Referenced Cited
U.S. Patent Documents
339405 | September 1993 | Bevacco et al. |
3086540 | April 1963 | Anderson |
3173449 | March 1965 | Custer et al. |
Patent History
Patent number: D370055
Type: Grant
Filed: Jan 25, 1995
Date of Patent: May 21, 1996
Assignee: Cherne Industries Incorporated (Minneapolis, MN)
Inventor: Allen D. Mathison (Richfield, MN)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: E. Watterson
Attorney: Anthony G. Eggink
Application Number: 0/34,018
Type: Grant
Filed: Jan 25, 1995
Date of Patent: May 21, 1996
Assignee: Cherne Industries Incorporated (Minneapolis, MN)
Inventor: Allen D. Mathison (Richfield, MN)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: E. Watterson
Attorney: Anthony G. Eggink
Application Number: 0/34,018
Classifications
Current U.S. Class:
Cap, Plug, Vent Or Screen (11) (D23/260)