US4467493A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latching arrangement for a floor care appliance with mounted accessory appliance
Assignee: Hoover Co
•
Filing: 1982-09-16
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Granted: 1984-08-28
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Expires: 2002-09-16
Abstract
Abstract The invention is provided in a floor care appliance with a rigid housing having a pocket for nesting an accessory appliance. A latch means maintains the accessory appliance within the pocket and is releasable to permit removal of the accessory appliance. The latch means includes a catch, with the floor care appliance, movable into and out of engagement with an opposite locking portion of the accessory appliance.
Inventors
- 👤 Dean H. Buchtel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:09
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/225; A47L5/24; A47L9/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
155 words
A floor care appliance and accessory appliance including; (a) a latching arrangement for maintaining said accessory appliance with said floor care appliance; (b) said latching arrangement including a catch engageable in a linearly extending slot in said accessory appliance; (c) said catch moving linearly relative to the linear extent of said slot; (d) said latching arrangement including an operator -engageable linkage having a thrust link disposed adjacent to said catch and moving with said linkage to move said catch linearly relative to said slot; (e) said thrust link pivoted to a swinging link also forming a part of said latching arrangement, said swinging link swinging with said linkage to move said catch; (f) a spring attached to said linkage to urge against movement of said linkage in one direction of movement, and (g) a locking link attached to said swinging link and carrying said catch for movement of said catch linearly relative to said slot.
Claim 2
Dependent Claim
155 words
A floor care appliance and accessory appliance including; (a) a latching arrangement for maintaining said accessory appliance with said floor care appliance; (b) said latching arrangement including a catch engageable in a linearly extending slot in said accessory appliance; (c) said catch moving linearly relative to the linear extent of said slot; (d) said latching arrangement including an operator -engageable linkage having a thrust link disposed adjacent to said catch and moving with said linkage to move said catch linearly relative to said slot; (e) said thrust link pivoted to a swinging link also forming a part of said latching arrangement, said swinging link swinging with said linkage to move said catch; (f) a spring attached to said linkage to urge against movement of said linkage in one direction of movement, and (g) a locking link attached to said swinging link and carrying said catch for movement of said catch linearly relative to said slot.
Claim 3
Dependent Claim
23 words
A floor care appliance and accessory appliance as set out in claim 1 wherein; (a) said locking link is guided by a track.
Claim 4
Dependent Claim
28 words
A floor care appliance and accessory appliance as set out in claim 1 wherein: (a) said linearly extending slot includes a lip, said catch engaging with said lip.
Claim 5
Dependent Claim
30 words
A floor care appliance and accessory appliance as set out in claim 3 wherein: (a) said catch includes a cam surface to enable movement of said lip to locking position.
Claim 6
Dependent Claim
67 words
A floor care appliance and accessory appliance as set out in claim 1 wherein: (a) said locking link moves along an axis and has said catch mounted therewith to extend through a wall of said floor care appliance transversely of said axis and perpendicular of the lateral extent of said locking link to engage said accessory appliance to lock said accessory appliance to said floor care appliance.
Claim 7
Dependent Claim
137 words
A floor care appliance and an accessory appliance including: (a) a latching arrangement for maintaining said accessory appliance with said floor care appliance; (b) said latching arrangement including a catch engageable in a linearly extending slot in said accessory appliance; (c) said catch moving linearly relative to the linear extent of said slot, (d) said latching arrangement including an operator engageable linkage having a thrust link disposed adjacent to said catch and moving with said linkage to move said catch linearly relative to said slot; (e) said thrust link pivoted to a swinging link also forming a part of said latching arrangement, said swinging link swinging with said linkage to move said catch; and (f) a locking link attached to said swinging link and carrying said catch for movement of said catch linearly relative to said slot.
Claim 8
Dependent Claim
137 words
A floor care appliance and an accessory appliance including: (a) a latching arrangement for maintaining said accessory appliance with said floor care appliance; (b) said latching arrangement including a catch engageable in a linearly extending slot in said accessory appliance; (c) said catch moving linearly relative to the linear extent of said slot, (d) said latching arrangement including an operator engageable linkage having a thrust link disposed adjacent to said catch and moving with said linkage to move said catch linearly relative to said slot; (e) said thrust link pivoted to a swinging link also forming a part of said latching arrangement, said swinging link swinging with said linkage to move said catch; and (f) a locking link attached to said swinging link and carrying said catch for movement of said catch linearly relative to said slot.
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-08-28 | 1988-02-27 | 1988-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-08-28 | 1992-02-27 | 1992-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-08-28 | 1996-02-27 | 1996-08-28 | $7700.00 | Window Closed / Lapsed |