US6079716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable chuck
Assignee: Black and Decker Inc
•
Filing: 1998-10-06
•
Granted: 2000-06-27
•
Expires: 2018-10-06
Abstract
Abstract A removable chuck has a chuck member for holding a drill bit. Also, a mechanism is coupled with the chuck body to retain the chuck body to a drill spindle. The retention mechanism, in a first position, retains the chuck on the drill spindle and in a second position the chuck is enabled to be removed from the spindle.
Inventors
- 👤 William G. Harman, Jr.
- 👤 Dale K. Wheeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:14
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/12; B25; B25B; B25B21/00; B25B21/007; B25F; B25F3/00; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17666; Y10T279/17692; Y10T279/17743; Y10T279/17752; Y10T279/34; Y10T279/3406; Y10T279/3418; Y10T408/00; Y10T408/94; Y10T408/95
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
103 words
A removable chuck comprising: a sleeve for connecting with a rotating spindle; a chuck coupled with said sleeve; a locking mechanism for retaining said sleeve on the rotating spindle, said locking mechanism comprising a locking member for seating in a recess in the spindle, said locking member movable from a first position, coupling the sleeve with the spindle recess, to a second position, where said locking member is out of the spindle recess; and said locking member biasing between said first position, where said sleeve is locked with said spindle, to said second position, enabling said sleeve to be removed from the spindle.
Claim 2
Dependent Claim
103 words
A removable chuck comprising: a sleeve for connecting with a rotating spindle; a chuck coupled with said sleeve; a locking mechanism for retaining said sleeve on the rotating spindle, said locking mechanism comprising a locking member for seating in a recess in the spindle, said locking member movable from a first position, coupling the sleeve with the spindle recess, to a second position, where said locking member is out of the spindle recess; and said locking member biasing between said first position, where said sleeve is locked with said spindle, to said second position, enabling said sleeve to be removed from the spindle.
Claim 3
Dependent Claim
23 words
The removable chuck according to claim 1, wherein said locking member including an overall U-shaped spring for locking said sleeve with said spindle.
Claim 4
Dependent Claim
45 words
The removable chuck according to claim 1, wherein said locking member including a housing, an activation member, and a biasing member, said activation member moving said biasing member between said first and second positions for locking and enabling removal of said sleeve from the spindle.
Claim 5
Dependent Claim
19 words
The removable chuck according to claim 3, wherein said activation member moves transverse to an axis of said spindle.
Claim 6
Dependent Claim
16 words
The removable chuck according to claim 4, wherein said biasing member is an overall U-shaped spring.
Claim 7
Dependent Claim
123 words
A hand tool comprising: a hand tool having a rotatable spindle, said spindle including a recess; and a removable chuck, said removable chuck comprising: a sleeve for connecting with the rotating spindle; a chuck coupled with said sleeve; a locking mechanism for retaining said sleeve on the rotating spindle, said locking mechanism comprising a locking member for seating in a recess in the spindle, said locking member movable from a first position, coupling the sleeve with the spindle recess, to a second position, where said locking member is out of the spindle recess; and said locking member biasing between said first position, where said sleeve is locked with said spindle, to said second position, enabling said sleeve to be removed from the spindle.
Claim 8
Dependent Claim
123 words
A hand tool comprising: a hand tool having a rotatable spindle, said spindle including a recess; and a removable chuck, said removable chuck comprising: a sleeve for connecting with the rotating spindle; a chuck coupled with said sleeve; a locking mechanism for retaining said sleeve on the rotating spindle, said locking mechanism comprising a locking member for seating in a recess in the spindle, said locking member movable from a first position, coupling the sleeve with the spindle recess, to a second position, where said locking member is out of the spindle recess; and said locking member biasing between said first position, where said sleeve is locked with said spindle, to said second position, enabling said sleeve to be removed from the spindle.
Claim 9
Dependent Claim
23 words
The removable chuck according to claim 6, wherein said locking member including an overall U-shaped spring for locking said sleeve with said spindle.
Claim 10
Dependent Claim
44 words
The removable chuck according to claim 6, wherein said locking member including a housing, an activation member, and a biasing member, said activation member moving said biasing member between said first and second positions for locking and enabling removal of said sleeve and spindle.
Claim 11
Dependent Claim
19 words
The removable chuck according to claim 8, wherein said activation member moves transverse to an axis of said spindle.
Claim 12
Dependent Claim
16 words
The removable chuck according to claim 9, wherein said biasing member is an overall U-shaped spring.
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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) | 2003-06-27 | 2003-12-27 | 2004-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-06-27 | 2007-12-27 | 2008-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-06-27 | 2011-12-27 | 2012-06-27 | $7700.00 | Window Closed / Lapsed |