US3583835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dishwasher motor mounting
Assignee: Whirlpool Corp
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Filing: 1969-07-17
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Granted: 1971-06-08
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Expires: 1989-07-17
Abstract
Abstract A dishwasher having a tub for washing liquid and an opening in the bottom through which is suspended the motor of a motor-pump unit with the pump being on the interior of the tub, a sealing gasket around the unit and supported by the inner surface of the tub adjacent the opening and a plurality of spring clips exerting a downward force on the motor and upward force on the pump and a compressive force against the bottom surface of the tub in the region of the opening to increase the downward pull on the sealing gasket.
Inventors
- 👤 Robert W Coburn Sr
- 👤 John B Lyman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:33
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/42; A47L15/4246; A47L15/4214; A47L15/4225; F; F04; F04D; F04D29/00; F04D29/60; F04D29/605; F04D29/606
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
115 words
A dishwasher comprising: a tub with a bottom opening; a motor-pump unit in said opening with the motor suspended beneath the tub; spaced mounting studs connecting the pump and motor; gasket sealing means around said opening between said unit and the interior of the tub; and a plurality of spring clips each having a pair of spring portions with openings receiving a said stud, one said portion bearing upwardly against said pump and the other bearing downwardly against said motor, each said clip being provided with a part adjacent the outer surface of said tub and carrying a resilient bumper compressed against said outer surface to exert a downward force on said gasket sealing means.
Claim 2
Dependent Claim
115 words
A dishwasher comprising: a tub with a bottom opening; a motor-pump unit in said opening with the motor suspended beneath the tub; spaced mounting studs connecting the pump and motor; gasket sealing means around said opening between said unit and the interior of the tub; and a plurality of spring clips each having a pair of spring portions with openings receiving a said stud, one said portion bearing upwardly against said pump and the other bearing downwardly against said motor, each said clip being provided with a part adjacent the outer surface of said tub and carrying a resilient bumper compressed against said outer surface to exert a downward force on said gasket sealing means.
Claim 3
Dependent Claim
44 words
The dishwasher of claim 1 wherein each said stud has an intermediate section of reduced cross section, and one of said spring portions has a slotted end passing around said intermediate section in installing said clip and an enLarged area receiving a said end.
Claim 4
Dependent Claim
45 words
The dishwasher of claim 1 wherein said pump is provided with an external rib adjacent each stud, and each said clip has a spring portion with a slot receiving a stud and a said rib to hold the clip against turning relative to its stud.
Claim 5
Dependent Claim
47 words
The dishwasher of claim 3 wherein each said stud has an intermediate section between its ends of reduced cross section, said slot having a width to pass around said reduced section, and an enlarged area receiving a said stud end to secure said clip on its stud.
Claim 6
Dependent Claim
35 words
The dishwasher of claim 1 wherein each said clip is of U-shape having a pair of leg spring portions connected by a bend, each of said spring portions having a slot receiving a said stud.
Claim 7
Dependent Claim
44 words
The dishwasher of claim 5 wherein each said stud has an intermediate section of reduced cross section, and one of said spring portions has a slotted end passing around said intermediate section in installing said clip and an enlarged area receiving a said end.
Claim 8
Dependent Claim
87 words
The dishwasher of claim 5 wherein said pump is provided with an external rib adjacent each stud, and each said clip has a spring portion with a slot receiving a stud and a said rib to hold the clip against turning relative to its stud wherein each said stud has an intermediate section between its ends of reduced cross section, said slot having a width to pass around said reduced section, and an enlarged area receiving a said stud end to secure said clip on its stud.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |