Two-piece washing tank for a dishwasher and a method for manufacturing a two-piece washing tank for dishwashers
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61F-013/15
B32B-037/00
B29C-065/00
F02F-001/06
A47B-077/06
A47K-001/04
A47L-019/02
E03C-001/18
출원번호
US-0620723
(2012-09-15)
등록번호
US-8486215
(2013-07-16)
발명자
/ 주소
Amann, Klaus
Jerg, Helmut
Kücük, Cengiz
Oppel, Anton
Seeβle, Manfred
Stickel, Ernst
Thibaut, Wilhelm
출원인 / 주소
BSH Bosch und Siemens Hausgeraete GmbH
대리인 / 주소
Howard, James E.
인용정보
피인용 횟수 :
0인용 특허 :
10
초록▼
A two-piece washing tank for a dishwasher and a method for manufacturing the two-piece washing tank for a dishwasher. The dishwasher includes a washing container and an assembly base made from plastic. The washing container has a base formed from a substantial portion of the top side of the plastic
A two-piece washing tank for a dishwasher and a method for manufacturing the two-piece washing tank for a dishwasher. The dishwasher includes a washing container and an assembly base made from plastic. The washing container has a base formed from a substantial portion of the top side of the plastic assembly base and side and rear walls formed substantially of stainless steel.
대표청구항▼
1. A method for connecting a plastic assembly base to a washing container at least partially formed from stainless steel, the method comprising: forming the washing container with side walls and a rear wall;forming insert sections on the side walls and the rear wall of the washing container, wherein
1. A method for connecting a plastic assembly base to a washing container at least partially formed from stainless steel, the method comprising: forming the washing container with side walls and a rear wall;forming insert sections on the side walls and the rear wall of the washing container, wherein the insert sections are bevelled into substantially V-shaped or substantially U-shaped sections;forming a grooved plastic connection recess in the plastic assembly base;filling the grooved plastic connection recess with a viscous plastic with adhesive properties;inserting the washing container into the grooved plastic connection recess displacing the viscous plastic; andhardening the viscous plastic to form a substantially non-detachable connection between the washing container and the plastic assembly base,wherein the inserting includes inserting the substantially V-shaped or substantially U-shaped sections into the viscous plastic in the grooved plastic connection recess and displacing the viscous plastic to form at least a portion of the substantially non-detachable connection between the washing container and the plastic assembly base. 2. The method of claim 1, further comprising forming the washing container with the side walls and the rear wall formed substantially of stainless steel and forming connection areas between the plastic assembly base and the side walls and the rear wall of the washing container. 3. The method of claim 2, further comprising forming stainless steel insert sections on the stainless steel side walls and the stainless steel rear wall of the washing container. 4. The method of claim 3, wherein the inserting includes inserting the stainless steel insert sections into the grooved plastic connection recess displacing the viscous plastic to form the substantially non-detachable connection between the washing container and the plastic assembly base. 5. The method of claim 4, further comprising forming the stainless steel insert sections on the stainless steel side walls and the stainless steel rear wall to include open spaces formed therein and forcing the adhesive property plastic to penetrate into the open spaces to form at least a portion of the substantially non-detachable connection between the washing container and the plastic assembly base. 6. The method of claim 1, further comprising forming a connection area on an inside of the washing container to include a single step forming a transition region between the stainless steel walls and the plastic assembly base. 7. A method for connecting a plastic assembly base to a washing container at least partially formed from stainless steel, the method comprising: forming a grooved plastic connection recess in the plastic assembly base;filling the grooved plastic connection recess with a viscous plastic with adhesive properties;inserting the washing container into the grooved plastic connection recess displacing the viscous plastic; andhardening the viscous plastic to form a substantially non-detachable connection between the washing container and the plastic assembly base,the method further comprising forming a connection area on an inside of the washing container to form a substantially flush transition region surface between the stainless steel walls and the plastic assembly base. 8. The method of claim 1, further comprising forming the insert sections on the side walls and the rear wall to include open spaces formed therein and forcing the adhesive property plastic to penetrate into the open spaces to form at least a portion of the substantially non-detachable connection between the washing container and the plastic assembly base. 9. A method for connecting a plastic assembly base to a washing container of a dishwasher, the washing container including side walls formed substantially of stainless steel and a rear wall formed substantially of stainless steel, the washing container including a base formed from a substantial portion of a top side of the plastic assembly base and including connection areas between the plastic assembly base and the side walls and the rear wall of the washing container, the connection areas including a groove formed in the plastic assembly base and stainless steel insert sections for disposition within the groove, the insert sections being formed on the stainless steel side walls and extending continuously therealong, and the stainless steel rear wall of the washing container and extending continuously therealong, the groove having an adhesive property plastic disposed therein and the stainless steel insert sections formed on the stainless steel side walls and the stainless steel rear wall being disposed the adhesive property plastic in the groove, and the stainless steel insert sections being bevelled into a substantially V-shaped section, which V-shaped sections are disposed in the adhesive property plastic in the groove, the method comprising:forming the groove in the plastic assembly base;filling the groove with the adhesive property plastic;inserting the stainless steel insert sections, which are formed on the stainless steel side walls and the stainless steel rear wall, and the stainless steel insert sections bevelled into the substantially V-shaped sections into the adhesive property plastic in the groove and displacing the adhesive property plastic; andhardening the adhesive property plastic to form a substantially non-detachable watertight connection between the washing container and the plastic assembly base. 10. The method of claim 9, further comprising forming open spaces in the stainless steel insert sections on the stainless steel side walls and the stainless steel rear wall such that the adhesive property plastic penetrates the open spaces when the stainless steel insert sections are inserted into the groove. 11. The method of claim 9, further comprising forming breakout apertures in the stainless steel insert sections on the stainless steel side walls and the stainless steel rear wall such that the adhesive property plastic penetrates the open spaces when the stainless steel insert sections are inserted into the groove. 12. The method of claim 9, wherein the connection areas on an inside of the washing container include a single step forming a transition region between the stainless steel walls and the plastic assembly base. 13. The method of claim 9, wherein the connection areas on an inside of the washing container form a substantially flush transition region surface between the stainless steel walls and the plastic assembly base. 14. The method of claim 9, wherein the groove includes an inner channel wall and an outer channel wall extending to substantially a same height as a height of the inner channel wall. 15. The method of claim 9, wherein the stainless steel side walls and the stainless steel rear wall of the washing container are seated in the groove such that the adhesive property plastic extends vertically along inner and outer portions of each of the stainless steel side walls and the stainless steel rear wall of the washing container within the groove. 16. The method of claim 9, further comprising forming the adhesive property plastic substantially without any gap along an entirety of the groove to form a barrier that reduces a migration therepast of fluid from an interior of the dishwasher to an exterior of the dishwasher. 17. The method of claim 1, further comprising: forming a substantially flush transition region surface on an inside of the washing container between an interior sidewall of the stainless steel walls and an interior sidewall of the plastic assembly base,the forming the substantially flush transition region surface including: forming a step on each of the side walls and the rear wall of the washing container; andsetting the step on a surface of the plastic assembly base to form a predetermined holding position of the washing container on the plastic assembly base while the substantially V-shaped or substantially U-shaped sections of the washing container are inserted into the grooved plastic connection recess displacing the viscous plastic. 18. The method of claim 7, wherein the forming the connection area includes: forming a step on each of the side walls and the rear wall of the washing container; andsetting the step on a surface of the plastic assembly base to form a predetermined holding position of the washing container on the plastic assembly base while the washing container is inserted into the grooved plastic connection recess displacing the viscous plastic such that the substantially flush transition region surface is formed on an inside of the washing container between an interior sidewall of the stainless steel walls and an interior sidewall of the plastic assembly base. 19. The method of claim 7, further comprising forming the insert sections on the side walls and the rear wall to include open spaces formed therein and forcing the adhesive property plastic to penetrate into the open spaces to form at least a portion of the substantially non-detachable connection between the washing container and the plastic assembly base. 20. The method of claim 9, further comprising: forming a substantially flush transition region surface on an inside of the washing container between an interior sidewall of the stainless steel walls and an interior sidewall of the plastic assembly base,the forming the substantially flush transition region surface including: forming a step on each of the side walls and the rear wall of the washing container; andsetting the step on a surface of the plastic assembly base to form a predetermined holding position of the washing container on the plastic assembly base while the substantially V-shaped sections of the washing container are inserted into the grooved plastic connection recess displacing the viscous plastic.
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이 특허에 인용된 특허 (10)
Rhoades Lawrence J. (Pittsburgh PA), Abrasive flow machining with an in situ viscous plastic medium.
Cordill Rexford W. (Evansville IN) Woods John T. (Scott Township ; Vanderburgh County IN) Fellwock Louis W. (Sebastian County AR), Adhesive-bonded mullion bracket for household refrigerator.
Cuthbert Victor W. (Lincoln Township ; Berrien County MI) Snider Joel M. (Lincoln Township ; Berrien County MI), Cabinet construction for an automatic washer.
Jordan Lawrence J. (Newton IA) Tuller Barry E. (Newton IA) Purtilo Dennis L. (Newton IA) Schober Stephen D. (Newton IA) Quayle Lawrence L. (Harpers Ferry WV), Dishwasher tub bottom wall construction.
Weir Robert M. (St. Joseph MI) Sommerfeld Dean R. (Lincoln Township ; Berrien County MI), Method and apparatus for assembling a cabinet for automatic washers.
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