Wall-ends Connection Patents (Class 312/406.2)
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Patent number: 12163727Abstract: A domestic refrigeration appliance apparatus includes at least one side wall component and at least one machine compartment top wall. In order to simplify assembly, the domestic refrigeration appliance apparatus has at least one sealing element which seals at least one region between the side wall component and the machine compartment top wall. A method for assembling a household refrigeration appliance apparatus is also provided.Type: GrantFiled: September 24, 2020Date of Patent: December 10, 2024Assignee: BSH Hausgeraete GmbHInventors: Michael Krapp, Alexander Ruppert, Dominik Schiffner
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Patent number: 11644230Abstract: Provide is a refrigerator provided with a defrosting device capable of enhancing the defrosting efficiency. The refrigerator includes main body, storage compartment provided inside the main body, an evaporator provided in the storage compartment and configured to generate cold air, a first flow path allowing air to be guided in a first direction for the air to be supplied to the storage compartment during a cooling operation, a defrosting heater configured to generate heat for defrost, a second flow path allowing air to be guided in a second direction opposite to the first direction for the air to be circulated around the evaporator during a defrosting operation, a fan allowing air having received heat from the defrosting heater to be circuited around the evaporator through the second flow path, and a flow path resistance portion provided on the second flow path to increase a flow path resistance in the first direction.Type: GrantFiled: February 19, 2019Date of Patent: May 9, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: In Sub Lee, Kook Jeong Seo, Dae Whan Kim, Hee Yuel Roh, Jeong-Min Jeon, Young Don Jeong
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Patent number: 11566837Abstract: A home appliance device, in particular a home refrigeration appliance device, has improved energy efficiency. The home appliance device has at least one inner liner defining at least one storage space and at least one functional unit which in an assembled state is connected to the inner liner and located in the storage space. The inner liner contains at least one accommodation element which in the assembled state at least partly accommodates the at least one functional unit.Type: GrantFiled: October 22, 2019Date of Patent: January 31, 2023Assignee: BSH Hausgeraete GmbHInventors: Prashantagouda Hosamani, Robert Stahl
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Patent number: 11391506Abstract: A refrigerator cabinet is provided that includes an inner liner and an external wrapper. The inner liner is positioned within the external wrapper such that a gap is defined between the external wrapper and inner liner. The external wrapper includes a machine compartment including: a top wall, an interior wall, a bottom wall, a first side wall and a second side wall. A foot is defined by the external wrapper and is positioned below the machine compartment. The foot is at least partially defined by the bottom wall and at least partially supports the refrigerator cabinet.Type: GrantFiled: August 18, 2016Date of Patent: July 19, 2022Assignee: Whirlpool CorporationInventors: Jeffrey P. Beckner, Paul B. Allard, Lynne F. Hunter, Gustavo Frattini, Abhay Naik
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Patent number: 10473217Abstract: An appliance includes an outer wrapper, an inner liner, a trim breaker having a channel that receives at least one of a wrapper edge of the outer wrapper and a liner edge of the inner liner and a composite encapsulation system including a base elastic adhesive and an outer barrier coating. The base elastic adhesive and the outer barrier coating define a structural adhesive that hermetically seals an insulation cavity defined between the outer wrapper and the inner liner.Type: GrantFiled: February 14, 2017Date of Patent: November 12, 2019Assignee: Whirlpool CorporationInventors: Lakshya J. Deka, Hua Liu
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Patent number: 8752921Abstract: A refrigeration device, in particular a refrigerator and/or freezer. In an exemplary embodiment, the device includes a housing with a top, a base, lateral walls and at least one door that is attached by hinges. A reinforcement frame, to which the door is attached by the hinges, is provided on the housing. The invention is characterized in that with the aid of the reinforcement frame a particular mechanical stability is achieved for the housing, allowing even large and heavy do ors to be reliably attached and remain operationally safe.Type: GrantFiled: October 20, 2006Date of Patent: June 17, 2014Assignee: BSH Bosch und Siemens Hausgerate GmbHInventors: Alexander Görz, Hans-Philipp Reitz
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Patent number: 8366222Abstract: A container refrigeration unit mounted on a container body (1a) includes a casing body (11) partitioning the container into the internal side and the external side thereof. A protruding portion (12) protruding toward the internal side is formed in a lower portion of the casing body (11), and the side stays (50) each extending vertically are mounted on both sides of the rear surface of the protruding portion (12). On the contrary, evaporator frames (40) each located above the protruding portion (12) and extending from the casing body (11) to a top end of the side stay (50) are mounted on both sides of an upper portion of a rear surface in the casing body (11). The bottom tip of the side frame (40) and the top end of the side stay (50) are fixed by a bolt.Type: GrantFiled: August 7, 2008Date of Patent: February 5, 2013Assignee: Daikin Industries, Ltd.Inventors: Makoto Ikemiya, Takayuki Uo
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Patent number: 8147017Abstract: A refrigerator, the construction of which provides for the use of a seal (70) inserted into the structure of the chamber (50) or into the door (60), which minimises the distance (D2) between the door and the structure of the chamber of the refrigerator in the closed position, increasing the thermal tightness of the refrigerator with the door closed and thereby increasing the efficiency of the refrigerator.Type: GrantFiled: July 9, 2007Date of Patent: April 3, 2012Assignee: Whirlpool CorporationInventor: Fiorenzo Casoli
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Publication number: 20110259038Abstract: A storage cabinet (16) is provided for an ultra-low temperature freezer (10). The cabinet (16) includes a base platform (62a), a plurality of side structural insulated panels (45, 50, 55) each defining a side wall of the storage cabinet (16), and a plurality of generally vertically oriented posts (40) extending from the base platform (62a). Each of the plurality of vertically oriented posts (40) has a slot (40a) for receiving an edge portion (45a, 50a, 55a) of one of the insulated panels (45, 50, 55) therealong. The slot (40a) may have a generally U-shaped profile that surrounds the edge portion (45a, 50a, 55a) of one of the insulated panels (45, 50, 55). At least one of the generally vertically oriented posts (40) has a channel (40c) that extends along a longitudinal dimension thereof, the channel (40c) being configured to receive one of insulation, tubing, or wiring of the freezer therethrough.Type: ApplicationFiled: September 30, 2009Publication date: October 27, 2011Applicant: THERMO FISHER SCIENTIFIC (ASHEVILLE) LLCInventors: Dennis H. Smith, Todd Swift, Kevin D. Bramlett, Santosh Nerur, Walter Jeff Tipton, Wendell Morris
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Patent number: 7895858Abstract: A modular refrigerating appliance comprising a first planar heat-insulating element and additional planar heat-insulating elements, which are joined to one another whereby being able to be detached from one another and which, when joined, form a housing of the refrigerating appliance. The modular refrigerating appliance also has a cooling circuit, which comprises an evaporator, a condenser, and a compressor, and which is mounted on the first planar heat-insulating element. At least the condenser is, at least in part, mechanically protected on its surface facing away from the first heat-insulating element solely by the construction of the first planar heat-insulating element.Type: GrantFiled: October 12, 2005Date of Patent: March 1, 2011Assignee: BSH Bosch und Siemens Hausgeraete GmbHInventors: Erich Hell, Michael Neumann
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Patent number: 7886559Abstract: A modular refrigerator, having a first planar thermally-insulated element, a second planar thermally-insulated element and further planar thermally-insulated elements, connected together and which can be subsequently detached, forming a housing of the refrigerator when assembled, a refrigerant circuit, with an evaporator, a condenser and a compressor, a first electrical line, arranged in the first planar element, a second electrical line, arranged in the second planar thermally-insulated element and an electrical contact/counter-contact device, by means of which both electrical lines may be electrically connected. The contact device is integrated in the first planar thermally-insulated element and the counter-contact device is integrated in the second planar thermally-insulated element such that contact device is automatically electrically connected to the electrical counter-contact during the mechanical connection of the first and second planar element.Type: GrantFiled: October 10, 2005Date of Patent: February 15, 2011Assignee: BSH Bosch und Siemens Hausgeraete GmbHInventors: Erich Hell, Michael Neumann, Jan-Grigor Schubert
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Patent number: 7886500Abstract: An improved refrigerator door is provided with a metal outer panel and upper and lower plastic end caps installed on top and bottom edges of the door. The caps include grooves to receive flanges on the edges of the panel, thereby mounting the caps to the panel. The caps include ratcheting members to provide a mating fit with the panel. A bushing is snap fit into the upper cap without the use of hardware fasteners. Electric wires and a water line extend downwardly through the bushing to an ice and water dispenser in the door.Type: GrantFiled: May 27, 2005Date of Patent: February 15, 2011Assignee: Maytag CorporationInventors: Scott W. Leimkuehler, Chris McElvain, Chad J. Rotter
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Patent number: 7866773Abstract: An improved refrigerator door is provided with a metal outer panel and upper and lower plastic end caps installed on top and bottom edges of the door. The caps include grooves to receive flanges on the edges of the panel, thereby mounting the caps to the panel. The caps include plugs for receipt in a vertical channel in the panel. A bushing is snap fit into the upper cap without the use of hardware fasteners. Electric wires and a water line extend downwardly through the bushing to an ice and water dispenser in the door.Type: GrantFiled: June 2, 2006Date of Patent: January 11, 2011Assignee: Maytag CorporationInventors: Scott W. Leimkuehler, Chris R. McElvain, Chad J. Rotter
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Patent number: 7762634Abstract: A vacuum heat insulation material has a covering material which is a lamination body including a sealant layer, a metal foil layer, a first plastic film layer, and a second plastic film layer which are laminated in this order from inside to outside via adhesive layers. When a foreign body is pierced into the vacuum heat insulation material, the propagation of breakage caused by the piercing is blocked somewhere inside the lamination body, thereby preventing the formation of through-pinholes. This results in the provision of a high-quality vacuum heat insulation material with excellent long-term insulation performance by using a covering material excellent in gas barrier properties and pinhole resistance to the piercing of minute foreign bodies.Type: GrantFiled: June 2, 2005Date of Patent: July 27, 2010Assignee: Panasonic CorporationInventors: Tomohisa Tenra, Masamichi Hashida, Kazuo Hashimoto
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Patent number: 7721568Abstract: A refrigerator unit beverage tapper conversion kit includes a door cover. The door cover includes a nylon sheet sewn into the shape of a generally concave cap. The regular door is replaced with the door cover. At least one insulating layer is attached to an inside surface of the cap. An inside perimeter of the door cover is sized to be slipped over an outside perimeter of an open end of the refrigerator unit. An elastic loop is retained on an open perimeter of the door cover for sealing an open end of the refrigerator unit. The refrigerator unit beverage tapper conversion kit may also include a carbon dioxide bottle, a gas regulator, a sankey, a faucet support, a faucet, a faucet shank, a carbon dioxide tube and a beverage tube. The faucet is disposed on the refrigerator door cover for dispensing a beverage in a half barrel.Type: GrantFiled: September 10, 2007Date of Patent: May 25, 2010Inventor: Robert J. Grutza, Jr.
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Patent number: 7517031Abstract: A body for a refrigerator device, includes a front side that is open towards the interior of the body, whereby the opening on the front side is defined by vertical edge strips and horizontal front strips. At least one edge strip, together with a side wall, is a component of a side part formed from a slab of flat material. The side part has a clamp-type joint element that is joined to the front strip. The front strip, which is inserted into the joint element, exerts a force upon the edge strip, working towards an expansion of the angle at which the edge strip is connected to the side wall thereof.Type: GrantFiled: December 1, 2003Date of Patent: April 14, 2009Assignee: BSH Bosch und Siemens Hausgeraete GmbHInventor: Karl-Friedrich Laible
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Patent number: 7494198Abstract: A cabinet includes a decorative corner cover for concealing unfinished corner regions of the cabinet. The cabinet includes laterally spaced side walls that are joined by a top wall to form corner regions having an opening. The cover member includes a main body having first and second ends with the first end having a tab element that projects substantially perpendicularly from the main body portion. The tab element is preferably cylindrical and formed with a longitudinal slot that creates a radial spring. The tab element further includes a hook member integrally formed with the cylindrical element. The cylindrical element is inserted into the opening so that the hook member engages with the cabinet. The radial spring provides a biasing force that retains the cover in place. Preferably, the opening is constituted by a slot providing additional gripping surfaces for the hook member.Type: GrantFiled: June 30, 2004Date of Patent: February 24, 2009Assignee: Maytag CorporationInventor: Forrest P. Wing
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Publication number: 20080309210Abstract: A method for producing appliance cabinets and the like, particularly a refrigerator cabinet having a double wall, whereby a polymeric sheet made plastic by thermal action is vacuum formed in a mold. The mold comprises a central male portion adapted to form the cavity of the cabinet and an annular female portion adapted to form the double wall of the cabinet, a plug assist device being used in order to drive the sheet in the female portion of the mold.Type: ApplicationFiled: May 9, 2006Publication date: December 18, 2008Applicant: WHIRLPOOL CORPORATIONInventors: Armando Luisi, Steven Kuehl, Jon M. Anthony
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Patent number: 7407240Abstract: A mullion is attached to a cabinet shell of a refrigerator through the use of a retainer that includes a laterally extending portion positioned between primary and secondary flanges of the cabinet shell, and a longitudinally extending portion that is interengaged with additional flange structure defined by the mullion. Clips formed on the retainer engage wall portions formed by the mullion flange structure to secure the retainer to the mullion. A tab formed on the retainer engages a keyhole formed in the secondary flange of the cabinet shell, thereby aiding in securing the retainer to the cabinet and preventing the mullion from undesirably shifting in either a horizontal or vertical manner.Type: GrantFiled: January 12, 2005Date of Patent: August 5, 2008Assignee: Whirlpool CorporationInventors: Clint J. Collins, David J. Olberding, Jonathan J. Tiemeier
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Publication number: 20080136302Abstract: Interlocking insulated wall sections (20-24), each of which contains a shell (30) having an outer panel (33) and a pair of end walls (35-36). A cover (31) is having an inner panel (38) and two end walls (39-40) is fitted over the shell. A first end wall (39) of the cover is mounted in contact with an end wall (35) of the shell and a second end wall (40) of the cover passes into the shell between the two end walls of the shell. An L-shaped flange (43) is connected to the second end wall of the cover and has a first leg of the flange (44) that rests in contact with the inner panel and a second leg of the flange (45) rests in contact with the other end wall of the shell. A space (50) is thus provided between the two panels of the wall section and is filled with an insulation (55). Each wall section is dimensioned so that it can be received in the opening between the second end wall of the cover and the end flange so that two wall sections can be interlocked together in assembly.Type: ApplicationFiled: December 22, 2005Publication date: June 12, 2008Applicant: CARRIER CORPORATIONInventor: Luis F. Avila
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Patent number: 7293847Abstract: A cabinet for recessed refrigerators, which has an integrated single inner casing. The cabinet has an outer casing to define an appearance of the cabinet, the outer casing being a box-shaped body open at the front thereof, and an integrated single inner casing installed in the outer casing, with a predetermined space defined between the inner and outer casings. The integrated single inner casing defines therein at least two storage compartments open at the fronts thereof, with a partition wall formed between the at least two storage compartments to maintain a predetermined gap between the storage compartments. The cabinet has an improved appearance and a stable structure, in addition to reducing the number of elements thereof, and improving assembly efficiency.Type: GrantFiled: August 21, 2003Date of Patent: November 13, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Jae Seung Lee, Myung Wouk Kim, Gi Joong Jeong, Jong Dal Lee, Sang-Gyu Jung, Ji Sick Hwang
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Patent number: 7293848Abstract: A refrigerator cabinet includes a shell having first and second laterally spaced, upstanding side walls that are interconnected by a top wall, each of the walls includes an in-turned front edge portion defining a liner receiving cavity. The shell further includes a mullion bar, which partitions the shell into first and second liner cavities, and a base member. Both the mullion bar and base member have respective liner receiving portions. With this arrangement, first and second liners are adapted to be inserted into their respective cavities and flexed such that three sides are inserted into the liner receiving cavities, while the remaining side is positioned against a land of the mullion bar or base member. Once in place, the liners are secured through a mullion bar cover and a base member cover. This construction combines the benefits of a front-load process with that of a flex-load process, lowering assembly time without the need to reinforce the liner.Type: GrantFiled: August 9, 2006Date of Patent: November 13, 2007Assignee: Whirlpool CorporationInventors: John Phillip Myers, Douglas A. Pohl, Richard D. Smith, Jr.
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Publication number: 20070194670Abstract: The object is to provide a showcase having a connection device which can improve the workability in connection of adjacent showcases and can improve the appearance. The showcase has a connection device for connection of the show case with another adjacent showcase at one side of the lower retreating section of the front wall of the insulating wall, wherein the features are: the connection device includes a receiving metal fixed to the retreating section and a connecting metal extending over and mounted on the receiving metal and a receiving metal of another adjacent showcase; and the receiving metal has a mounting surface positioned on the front side of the retreating section and directed forward, and the mounting surface has a mounting hole formed for securing the connecting metal thereto.Type: ApplicationFiled: February 22, 2007Publication date: August 23, 2007Applicant: SANYO ELECTRIC CO., LTD.Inventors: Youichi Amari, Shouichi Kanai
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Patent number: 7228612Abstract: A method of making a removable refrigerator storage assembly is provided. The method includes feeding a polymeric or metal material into an extruder and directing the material through a die having an aperture with a first and second leg formed therein, thereby forming an intermediate shelf extrusion. The intermediate shelf extrusion is cut into a predetermined length to form the shelf extrusion having a bottom wall integrally formed with a side wall. The shelf extrusion is painted or plated to a specific finish. The method also encompasses attaching to both ends of the shelf extrusion end walls having brackets formed thereon for removably engaging supports formed on the door of a refrigerator.Type: GrantFiled: March 23, 2004Date of Patent: June 12, 2007Assignee: Viking Range CorporationInventor: Daniel Lyvers
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Patent number: 7182417Abstract: A refrigerator cabinet includes a bottom mullion and a casing. One of said bottom mullion and said casing includes a retaining tongue and the other of said bottom mullion includes an engagement surface for being received in said tongue. A method for fabricating the cabinet includes attaching the bottom mullion to a casing shell by hand, inserting an inner liner into the casing shell, attaching a casing bottom panel to the bottom mullion by hand, and injecting a foam insulation medium between the casing and the inner liner.Type: GrantFiled: October 25, 2001Date of Patent: February 27, 2007Assignee: General Electric CompanyInventors: Steven Hilles Taylor, Charles William Newton
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Patent number: 7108341Abstract: A refrigerator cabinet includes a shell having first and second laterally spaced, upstanding side walls that are interconnected by a top wall, each of the walls includes an in-turned front edge portion defining a liner receiving cavity. The shell further includes a mullion bar, which partitions the shell into first and second liner cavities, and a base member. Both the mullion bar and base member have respective liner receiving portions. With this arrangement, first and second liners are adapted to be inserted into their respective cavities and flexed such that three sides are inserted into the liner receiving cavities, while the remaining side is positioned against a land of the mullion bar or base member. Once in place, the liners are secured through a mullion bar cover and a base member cover. This construction combines the benefits of a front-load process with that of a flex-load process, lowering assembly time without the need to reinforce the liner.Type: GrantFiled: July 23, 2003Date of Patent: September 19, 2006Assignee: Maytag CorporationInventors: John Phillip Myers, Douglas A. Pohl, Richard D. Smith, Jr.
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Patent number: 7055920Abstract: A refrigerator cabinet includes an interior liner, an exterior cabinet and a breaker assembly. The breaker assembly connects the interior liner and the exterior cabinet and maintains a space therebetween. The breaker assembly includes a first breaker strip. The first breaker strip has a forward leg, a side leg, and a clip portion. The side leg extends from the forward leg and is oriented substantially perpendicular to the forward leg. The clip portion is carried by the forward leg. An adjacent side surface of the exterior cabinet is defined by a sheet of cardboard. The cardboard is captured between the side leg and the clip portion.Type: GrantFiled: October 21, 2002Date of Patent: June 6, 2006Assignee: Thetford CorporationInventors: David W. Leistner, Richard D. Roberts
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Patent number: 7007496Abstract: An internal temperature difference preventing structure for a refrigerator, including an evaporator installed in an upper portion of a refrigerating space inside a main body of the refrigerator, an air blast fan installed in front of the evaporator for blowing air toward a rear part of the evaporator, a discharge duct, including a discharge port downwardly extended from the rear part thereof, for guiding cool air, generated by the evaporator and the air blast fan, from a front part of the upper portion inside the main body to a rear part of the upper portion inside the main body, and a discharge guide portion for guiding the cool air, guided by the discharge duct to the rear part of the upper portion inside the main body, to the discharge port.Type: GrantFiled: July 30, 2004Date of Patent: March 7, 2006Assignee: Lotte Engineering & Machinery Mfg., Co., Ltd.Inventors: Tae-Hean Kim, Young-Man La, Kyung-Won Cho
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Publication number: 20040139661Abstract: The present invention relates to an improved profile, in particular for refrigerator furniture units, of the type with a bellows seal which forms a sealed closure between the door and the furniture and able to allow automated assembly of the various components.Type: ApplicationFiled: November 17, 2003Publication date: July 22, 2004Inventor: Paolo Cittadini
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Patent number: 6655766Abstract: Refrigerator cabinet having an inner liner and outer shell. The liner and shell are connected by a hollow member having low thermal conductivity around the opening of the cabinet. The hollow member includes a strip of magnetic material against which a closure, such as a door, of the cabinet abuts. The hollow member includes a removable cover permitting access to the interior of the hollow member.Type: GrantFiled: August 6, 2001Date of Patent: December 2, 2003Assignee: Foster Refrigerator (UK) LimitedInventor: Andrew Hodges
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Publication number: 20030080662Abstract: A refrigerator cabinet includes a bottom mullion and a casing. One of said bottom mullion and said casing includes a retaining tongue and the other of said bottom mullion includes an engagement surface for being received in said tongue. A method for fabricating the cabinet includes attaching the bottom mullion to a casing shell by hand, inserting an inner liner into the casing shell, attaching a casing bottom panel to the bottom mullion by hand, and injecting a foam insulation medium between the casing and the inner liner.Type: ApplicationFiled: October 25, 2001Publication date: May 1, 2003Inventors: Steven Hilles Taylor, Charles William Newton
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Patent number: 6485122Abstract: A heat-insulating wall, such as a refrigerator door or housing, includes a substantially vacuum-tight outer paneling, an inner paneling, a substantially vacuum-tight connecting diaphragm formed from material having low heat conduction, a diaphragm cover formed from material having low heat conduction, and a protective profile with an opposite magnetic pole or a magnetic seal. The diaphragm is respectively vacuum-tightly connected to the inner paneling and to the outer paneling at free borders thereof. The outer paneling, the diaphragm, and the inner paneling define an evacuable cavity that is filled with an evacuable supporting material. The diaphragm cover covers at least a part of the diaphragm. The protective profile is secured one or both of the inner paneling and the outer paneling and substantially covers the diaphragm cover.Type: GrantFiled: August 20, 2001Date of Patent: November 26, 2002Assignee: BSH Bosch Siemens Hausgeräte GmbHInventors: Ulrich Wolf, Wolfgang Kentner, Jürgen Hirath, Stefan Holzer, Adolf Feinauer, Richard Horn
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Patent number: 6471313Abstract: A heat-insulated housing for use in a refrigerator etc. includes a housing body having a rectangular opening in one side thereof, the opening having four corners each of which is defined by two side plates generally perpendicular to each other, either one of the side plates being formed with a hole having an engagement open edge, a corner cover including two closing plates disposed to be perpendicular to each other so as to have a generally L-shaped section, the closing plates having backs thereof abutting against the side plates of the housing body respectively, an engagement protrusion formed on the back of either closing plate abutting against the side plate formed with the hole, the protrusion being inserted into the hole of the side plate and elastically deformable, and a plurality of engaging teeth formed on the protrusion so as to be aligned in a direction of insertion of the protrusion, one of the teeth elastically engaging the opening edge of the hole when the protrusion is inserted into the hole.Type: GrantFiled: December 13, 1999Date of Patent: October 29, 2002Assignee: Hoshizaki Denki Co., Ltd.Inventors: Hideki Ueda, Mitsuyuki Takaoka, Taito Yamakawa
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Patent number: 6341830Abstract: A bottom structure for refrigerators containing a base plate made of a synthetic resin through an injection molding process and having a cavity filled with foam, a machine compartment casing engages with the top surface of the base plate and defines a machine compartment of a refrigerator, a fitting elements for engaging the lower edge of an exterior casing with the top surface of the base plate is provided, the base plate may have a plurality of fitting slits on its top surface, while the machine compartment casing may have a plurality of fitting projections at positions corresponding to the fitting slits, the fitting elements may include a fitting groove formed on the top surface of the base plate and a fitting rail formed on the lower edge of the external plate.Type: GrantFiled: November 24, 1999Date of Patent: January 29, 2002Assignee: LG Electronics Inc.Inventor: Gun Sik Chun