Double hung window
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Description
FIG. 1 is a front elevational view of the double hung window showing our new design;
FIG. 2 is an enlarged fragmentary view of the left corner of the center rail in FIG. 1;
FIG. 3 is a cross-sectional view taken along line 3--3 of FIG. 2;
FIG. 4 is an enlarged fragmentary view of the top left corner in FIG. 1;
FIG. 5 is a cross-sectional view taken along line 5--5 of FIG. 4; and,
FIG. 6 is a cross-sectional view taken along line 6--6 of FIG. 1.
Referenced Cited
U.S. Patent Documents
D299544 | January 24, 1989 | Nolan |
1804741 | May 1931 | Butzbach |
Patent History
Patent number: D394115
Type: Grant
Filed: Mar 27, 1996
Date of Patent: May 5, 1998
Assignee: Andersen Corporation (Bayport, MN)
Inventors: Todd W. Bruchu (Lake Elmo, MN), David D. Plummer (Hudson, WI)
Primary Examiner: Doris Clark
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt, P.A.
Application Number: 0/52,289
Type: Grant
Filed: Mar 27, 1996
Date of Patent: May 5, 1998
Assignee: Andersen Corporation (Bayport, MN)
Inventors: Todd W. Bruchu (Lake Elmo, MN), David D. Plummer (Hudson, WI)
Primary Examiner: Doris Clark
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt, P.A.
Application Number: 0/52,289
Classifications
Current U.S. Class:
D25/52
International Classification: 2502;
International Classification: 2502;