US3683984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw driver holder
Assignee: Individual
•
Filing: 1970-02-12
•
Granted: 1972-08-15
•
Expires: 1990-02-12
Abstract
Abstract A hand tool, such as a screwdriver, of the replaceable bit type, in which bits can be stored in longitudinal grooves on the outside of the handle. Spring means are provided to resiliently hold each bit in its groove.
Inventors
- 👤 John L Hull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:52
CPC Classifications
B; B25; B25G; B25G1/00; B25G1/08; B25G1/085
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
102 words
A tool comprising a handle, means integral with the handle for removably securing a bit to the handle in an operative position, means including a plurality of axially extending grooves arranged around the handle for storing a plurality of bits which are not in use, resilient means for retaining bits in said grooves, and means for preventing removal of bits from the grooves excepting sideways with respect to the handle, whereby bits may be easily removed manually from storage positions but are restrained from accidental removal therefrom, and whereby said bits when in storage position are readily visible from outside the handle.
Claim 2
Dependent Claim
102 words
A tool comprising a handle, means integral with the handle for removably securing a bit to the handle in an operative position, means including a plurality of axially extending grooves arranged around the handle for storing a plurality of bits which are not in use, resilient means for retaining bits in said grooves, and means for preventing removal of bits from the grooves excepting sideways with respect to the handle, whereby bits may be easily removed manually from storage positions but are restrained from accidental removal therefrom, and whereby said bits when in storage position are readily visible from outside the handle.
Claim 3
Dependent Claim
50 words
The tool defined in claim 1 wherein the resilient means are provided at one end of each groove and a detent is provided at an opposite end of each groove, whereby a bit may be urged by the resilient means into the detent to retain the bit in its groove.
Claim 4
Dependent Claim
24 words
The tool defined in claim 2 wherein an annular recess extends around the handle to facilitate removal of a bit from its respective groove.
Claim 5
Dependent Claim
31 words
The tool defined in claim 3 wherein one side of the recess is undercut to define a skirt, axially spaced from the resilient means, the detent being defined by the skirt.
Claim 6
Dependent Claim
67 words
The tool defined in claim 3 wherein the resilient means comprise a spring having a spring cap member housed in an axial bore in a cap mounted on an end of the handle, each bore being aligned with a respective groove, each cap and each bore being wider than a groove so that the springs and caps are prevented from moving from their bores into the grooves.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-15 | 1976-02-14 | 1976-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-15 | 1980-02-14 | 1980-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-15 | 1984-02-14 | 1984-08-15 | $7700.00 | Window Closed / Lapsed |