1
Gary James Hartman, Richard Louie Geissler: Quick-release appliance cord assembly. National Presto, Merchant & Gould P C, March 4, 2003: US06527570 (42 worldwide citation)

A quick-release plug assembly having a plug body and a socket body for receiving the plug body. Either the plug body or the socket body may include first and second contact posts, and the other may include corresponding first and second contacts spaced to electrically connect to the contact post whe ...


2
Lawrence J Tienor: Hot air corn popper. National Presto, Merchant Gould Smith Edell Welter & Schmidt, May 8, 1979: US04152974 (38 worldwide citation)

A hot air corn popper comprises a body having a lower body portion closed by a removable cover. A hollow stainless steel popping vessel is removably held in the lower body portion and has a bottom end closed by a perforated grill. A gravity flow feed hopper formed in the lower body portion provides ...


3
Waldimer M Moucha: Pressure cooker interlock. National Presto, Merchant Gould Smith Edell Welter & Schmidt, June 12, 1990: US04932550 (33 worldwide citation)

A interlock structure for use with a pressure cooker is disclosed. The interlock prevents the pressurization of the vessel if the lid is not securely attached to the pressure cooker body. The interlock also prevents the removal of the lid until the pressure within the vessel has dropped below a pres ...


4
Duane H Walker: Captivated over-pressure relief air vent assembly. National Presto, Merchant Gould Smith Edell Welter & Schmidt, March 13, 1979: US04143787 (29 worldwide citation)

A plug fixed within a provided opening in the wall of a pressure cooker releases therefrom when excessive pressure builds up in the cooker. The plug contains an air vent in which a pressure-actuated closure member operates. The closure member has an outer head which rests on the plug about the air v ...


5
Clayton K Tuckwell: Electric cooking appliance. National Presto, Johnson Dienner Emrich & Wagner, June 15, 1976: US03963898 (28 worldwide citation)

An electric cooking appliance has a base which removably supports a lower cooking element in its open top. The appliance has a cover which is removably hinged to the base. This cover contains an upper cooking element provided with a depending rib which contains a heating element and interfits with a ...


6
Duane H Walker, Darrell W Quarderer: Pressure cooker. National Presto, Merchant Gould Smith Edell Welter & Schmidt, July 31, 1979: US04162741 (25 worldwide citation)

A pressure cooker has a cover which is removably secured in pressure-tight relation to the cooker body. The cover has a centrally disposed valve, which regulates pressure development in the cooker, and an over-pressure release plug in the cover margin adjacent a cover handle, which separates from th ...


7
James A Hedrington: Food processor. National Presto, Merchant Gould Smith Edell Welter & Schmidt P A, October 28, 1997: US05680997 (24 worldwide citation)

An appliance for processing food items including a first housing and a second housing releasably attached to the first housing. The first housing has a handle to facilitate hand-held use. A cutting member is mounted in the second housing and apparatus is mounted in the first housing for driving the ...


8
James Alan Hedrington, Brent William Dressel: Rotatable cooking apparatus. National Presto, Merchant & Gould P C, October 3, 2000: US06125740 (22 worldwide citation)

A cooking apparatus is provided which includes a rotatable food support member for supporting a food item thereon. A drive mechanism is connected to the food support member for rotating the food support member. The cooking apparatus further includes upper and lower housings disposed above and beneat ...


9
Duane Hubert Walker: Pressure cooker with manually-operated cover interlock. National Presto, Merchant Gould Smith Edell Welter & Schmidt, August 1, 1978: US04103801 (22 worldwide citation)

A pressure cooker has a vent opening in its cover in which a sealing plug rises in response to pressure developed in the cooker and the cover handle has a slidably mounted lock member which is manually movable into an "open" position when its abutment portion overlies the vent opening to prevent ris ...


10
James Alan Hedrington, Brent William Dressel: Method for cooking a pizza. National Presto, Merchant & Gould P C, November 22, 2005: US06967036 (21 worldwide citation)

A cooking apparatus and method is provided which includes a rotatable food support member for supporting a food item thereon. A drive mechanism is connected to the food support member for rotating the food support member. The cooking apparatus further includes upper and lower housings disposed above ...