Combined folding crank handle and cover assembly for a casement window operator
United States Patent D450237

Vande Steeg, David J. (Pella, IA)
Middleswart, Andrew W. (Indianola, IA)
Van Klompenburg, Marlo G. (Pella, IA)
Baier, Bruce A. (Pella, IA)
Wilgus, Frank R. (Delaware, OH)
Vetter, Gregory J. (Owatonna, MN)
Application Number:
Publication Date:
Filing Date:
Pella Corporation (Pella, IA)
Primary Class:
Other Classes:
Field of Search:
292/336.3, 292/198, 292/200, 292/202, 292/210, 292/DIG.31, 292/DIG.33, 292/DIG.20, 16/429, 16/900, 74/545, 74/543, 74/528, 74/547, 49/324, 49/460, 70/209, 70/208, D8/338, D8/400, D8/337, D8/344, D8/302
View Patent Images:
US Patent References:
6227581Latch assemblyMay, 2001Lambert292/200
6039363Door locking handle assembly of pull-out and side-swinging lever-action typeMarch, 2000Sugimura et al.292/202
D421209Flush handle quarter turn latchFebruary, 2000BucklandD8/338
5937582Rotary window operatorAugust, 1999Taylor
D408274Outer surface of an operator housingApril, 1999Vetter et al.
D408729Outer surface of a window operator housingApril, 1999Virkler et al.
5813171Integrated power window operatorSeptember, 1998Piltingsrud
5765308Window operatorJune, 1998Anderson et al.
D390454Outer surface of an operator housingFebruary, 1998Vetter et al.
D379917Operator handleJune, 1997Vetter et al.
5620213Window lockApril, 1997Ellis292/210
D375254Outer surface of an operator housingNovember, 1996Anderson et al.
D375445Foldable handle for a window operatorNovember, 1996Harrison et al.
D375674Outer surface of an operator housingNovember, 1996Anderson et al.
5560082Folding window operator handleOctober, 1996Vetter
D375042Outer surface of an operator housingOctober, 1996Anderson et al.
5551316Retractable window crankSeptember, 1996Blank
D369741Window operatorMay, 1996Harrison et al.
D365513Outer surface of an operator housingDecember, 1995Vetter et al.
5467503Handle and cover assembly for a window operatorNovember, 1995Nolte et al.
D361490Outer surface of a folding operator handleAugust, 1995Vetter
5400473Foldaway window crank handle with a handle retention springMarch, 1995Delman
D350666Window operator handle designSeptember, 1994Wobschall et al.
D347569Cover and mating handle for window operatorsJune, 1994Vetter et al.
5006766Window operator for manually or electrically motorized actuation of a mechanical window drive systemApril, 1991Yuhas et al.
4392330Casement windowJuly, 1983Buhr
3044478Tiltable umbrellaJuly, 1962Russell
3007348Combination tailgate window crank and lockNovember, 1961Barnes
2355932Vehicle windscreen or window opening and closing mechanismAugust, 1944Walton
1274471N/AAugust, 1918Todd

Primary Examiner:
Rivard, Jennifer
Attorney, Agent or Firm:
Hovey, Williams, Timmons & Collins
1. The ornamental design for a combined folding crank handle and coverassembly for a casement window operator, as shown and described.


FIG. 1 is a top front perspective view of a combined folding crank handle and cover assembly for a casement window operator embodying our design in accordance with the present invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is an opposite side elevational view thereof;

FIG. 5 is an end elevational view thereof; and,

FIG. 6 is an opposite end elevational view thereof.