Patent US5659922A successfully refreshed from Google Patents.
US5659922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dirt cup latching arrangement
Assignee: Techtronic Floor Care Technology Ltd
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Filing: 1996-02-05
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Granted: 1997-08-26
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Expires: 2016-02-05
Abstract
Abstract A stick cleaner is provided with a dirt cup that can be inserted partially into the housing of the stick cleaner and swung to a fully mounted position by an automatic camming action. The dirt cup includes a latching mechanism which also cammingly engages a latch hook on the suction tube of the stick cleaner to maintain the dirt cup in an assembled position.
Inventors
- 👤 Jeffrey S. Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:05
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/10; A47L9/14; A47L9/1427; A47L9/1463; A47L9/1409; Y; Y10; Y10T; Y10T403/00; Y10T403/59
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
99 words
A dirt cup arrangement for a vacuum cleaner including: a) a cleaner housing portion; b) a dirt cup mounted to said housing portion, defining a mounted position; c) a suction tube attached to said housing portion; d) a latch hook mounted on said suction tube; e) a latch hook mounted with said dirt cup; f) said dirt cup at least partially swinging to said mounted position with said housing portion; g) one of said latch hook on said suction tube and said latch hook on said dirt cup cammingly deforming during said swinging to thereby latch with the other.
Claim 2
Dependent Claim
99 words
A dirt cup arrangement for a vacuum cleaner including: a) a cleaner housing portion; b) a dirt cup mounted to said housing portion, defining a mounted position; c) a suction tube attached to said housing portion; d) a latch hook mounted on said suction tube; e) a latch hook mounted with said dirt cup; f) said dirt cup at least partially swinging to said mounted position with said housing portion; g) one of said latch hook on said suction tube and said latch hook on said dirt cup cammingly deforming during said swinging to thereby latch with the other.
Claim 3
Dependent Claim
62 words
A dirt cup arrangement for a vacuum cleaner set out in claim 1 wherein: a) one of said latch hooks includes; (1) an integral latching portion, (2) an integral spring finger, and (3) a finger contacting portion; and b) said spring finger urging said latching portion towards said other latch hook when said dirt cup is assembled with said cleaner housing portion.
Claim 4
Dependent Claim
71 words
A dirt cup arrangement for a vacuum cleaner as set out in claim 1 wherein: a) a ramped camming surface is provided with one of said cleaner housing portion and said dirt cup; b) said ramped camming surface engaging a portion on the other of said cleaner housing portion and said dirt cup during said swinging of said dirt cup; c) whereby said dirt cup is cammed to said mounted position.
Claim 5
Dependent Claim
24 words
The dirt cup arrangement as set out in claim 3 wherein: a) said ramped camming surface is formed on one of said latch hooks.
Claim 6
Dependent Claim
20 words
The dirt cup arrangement of claim 1 wherein: a) said latch hook on said suction tube is made integral therewith.
Claim 7
Dependent Claim
52 words
The dirt cup arrangement of claim 1 wherein: a) said housing portion includes a member having a seal; b) said seal seals with a top portion of said dirt cup and a lower portion of said cleaner housing portion to provide sealing integrity between said dirt cup and said cleaner housing portion.
Claim 8
Dependent Claim
16 words
The dirt cup arrangement of claim 1 wherein: a) said vacuum cleaner is a stick cleaner.
Claim 9
Dependent Claim
24 words
The dirt cup arrangement of claim 1 wherein: a) said dirt cup and said cleaner housing portion at least partially overlap in assembled condition.
Claim 10
Dependent Claim
24 words
The dirt cup arrangement of claim 8 wherein: a) said dirt cup and said cleaner housing portion at least partially abut in assembled condition.
Claim 11
Dependent Claim
65 words
A latch arrangement for a vacuum cleaner having a dirt cup and a housing including: a) a latch hook mounted on a downwardly extending suction tube attached to said housing of said vacuum cleaner; b) a latch hook mounted on said dirt cup; c) one of said latch hooks including a camming means for aiding in securely mounting said dirt cup to said vacuum cleaner.
Claim 12
Dependent Claim
65 words
A latch arrangement for a vacuum cleaner having a dirt cup and a housing including: a) a latch hook mounted on a downwardly extending suction tube attached to said housing of said vacuum cleaner; b) a latch hook mounted on said dirt cup; c) one of said latch hooks including a camming means for aiding in securely mounting said dirt cup to said vacuum cleaner.
Claim 13
Dependent Claim
32 words
The latch arrangement for a vacuum cleaner having a dirt cup and a housing as set out in claim 10 wherein: a) said camming means aids in engagement of said latch hooks.
Claim 14
Dependent Claim
37 words
The latch arrangement for a vacuum cleaner having a dirt cup and a housing as set out in claim 11 wherein: a) said camming means urges said dirt cup into a mounted position with said vacuum cleaner.
Claim 15
Dependent Claim
63 words
The latch arrangement for a vacuum cleaner having a dirt cup and a housing as set out in claim 12 wherein: a) said camming means forms a part of one of said latch hooks; b) said dirt cup extends upwardly from said latch hooks; and said camming means is provided by an upwardly disposed ramp surface on said one of said latch hooks.
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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) | 2000-08-25 | 2001-02-24 | 2001-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-08-25 | 2005-02-24 | 2005-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-08-25 | 2009-02-24 | 2009-08-26 | $7700.00 | Window Closed / Lapsed |