US3771407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rhythm practice console
Assignee: Individual
•
Filing: 1972-08-18
•
Granted: 1973-11-13
•
Expires: 1992-08-18
Abstract
Abstract Apparatus for instruction and practice in musical rhythm, tempo, beats and the like, including that in relation to percussion instruments and dance rhythms, operated by the fingers and capable of relatively loud and sharp auditory signals in the electrified form which also includes means to produce a light flash, synchronized with each sound produced, to add the visual impression as a teaching technique and for dramitization of the development of skill in achieving accurate periodicity or timing in both simple and more complex musical rhythms and dance steps.
Inventors
- 👤 V Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:22
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/36; G10H1/40
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
101 words
A rhythm practice console for teaching and practicing musical rhythm, tempo, beats and the like, compris-ing: a frame; a sounding bar mounted on said frame; a plurality of keys shiftably mounted on said frame, each capable of being depressed by a finger of the human hand to strike said sounding bar direct-ly thus producing a sound; said keys having biasing means returning said keys to a neutral position when not so depressed; and an electric sounder mounted on said frame, said key being an electric switch closing the circuit to said sounder to augment said sound when the key is depressed.
Claim 2
Dependent Claim
101 words
A rhythm practice console for teaching and practicing musical rhythm, tempo, beats and the like, compris-ing: a frame; a sounding bar mounted on said frame; a plurality of keys shiftably mounted on said frame, each capable of being depressed by a finger of the human hand to strike said sounding bar direct-ly thus producing a sound; said keys having biasing means returning said keys to a neutral position when not so depressed; and an electric sounder mounted on said frame, said key being an electric switch closing the circuit to said sounder to augment said sound when the key is depressed.
Claim 3
Dependent Claim
38 words
A console according to claim 1 wherein said keys are mounted on a pivot member, and said biasing means is a resilient cushion adjacent to said sounding bar and extending slightly thereabove for resilient support of said key.
Claim 4
Dependent Claim
20 words
A console according to claim 2 wherein said plurality of keys are mounted in a row on said pivot member.
Claim 5
Dependent Claim
27 words
A console according to claim 3 wherein said keys are slidably adjustable on said pivot member to accommodate different hand sizes in the users of the console.
Claim 6
Dependent Claim
39 words
A console according to claim 3 wherein said keys are five in number, said keys having visually identified portions removable and replaceably mounted therein so that the order of the identified portions can be reversed for left hand fingering.
Claim 7
Dependent Claim
33 words
A console according to claim 1 and including at least one electric light signal visibly mounted on said frame and connected with said sounder to flash synchronously therewith when said key is depressed.
Claim 8
Dependent Claim
24 words
A console according to claim 1 wherein said sounder has a spring biased armature striker and a damper to quieten said armature on rebound.
Claim 9
Dependent Claim
50 words
A console according to claim 1 and wherein said plurality of keys are mounted in a row on said pivot member; said keys being electrical conductors bridging said pivot member to said sounding bar; and said pivot member and sounding bar being electrical conductors connected in series with said sounder.
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) | 1976-11-12 | 1977-05-14 | 1977-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-12 | 1981-05-14 | 1981-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-12 | 1985-05-14 | 1985-11-13 | $7700.00 | Window Closed / Lapsed |