US3704645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accessory holder for musical instruments of the percussion type
Assignee: CF Martin and Co Inc
•
Filing: 1971-09-01
•
Granted: 1972-12-05
•
Expires: 1991-09-01
Abstract
Abstract An accessory holder for musical instruments of the percussion type providing means for adjusting an accessory in an infinite number of positions relative to the instrument for the convenience of a musician. The accessory holder is provided with a swivel ball joint on both ends of an angular support rod, one end being adapted to be mounted on an instrument such as a base drum, the other end being adapted to be mounted to an accessory such as a tom-tom, snare drum or cymbal, etc. Tension screws are provided to lock the swivel ball joints and angular support in any selected position. The aforementioned Abstract is neither intended to define the invention of the application which, of course, is measured by the claims, nor is it intended to be limiting as to the scope of the invention in any way.
Inventors
- 👤 Robert N Grauso
- 👤 John J Morena
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:56
CPC Classifications
G; G10; G10G; G10G5/00; G10D; G10D13/00; G10D13/01; G10D13/02; G10D13/10; G10D13/28; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32311
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
97 words
An accessory holder for musical instruments of the percussion type comprising: a. a first swivel ball joint adapted to be fixedly mounted to a drum shell, said ball joint having an opening centrally located therein; b. a support rod slidably mounted within the opening of said ball joint and extending therethrough; c. a second swivel ball joint adapted to be fixedly mounted to the shell of an accessory, said second ball joint having an opening therein for accepting said support rod; and d. means for locking said first and second swivel ball joints in a fixed position.
Claim 2
Dependent Claim
97 words
An accessory holder for musical instruments of the percussion type comprising: a. a first swivel ball joint adapted to be fixedly mounted to a drum shell, said ball joint having an opening centrally located therein; b. a support rod slidably mounted within the opening of said ball joint and extending therethrough; c. a second swivel ball joint adapted to be fixedly mounted to the shell of an accessory, said second ball joint having an opening therein for accepting said support rod; and d. means for locking said first and second swivel ball joints in a fixed position.
Claim 3
Dependent Claim
99 words
An accessory holder for musical instruments according to claim 1 wherein said first and second swivel ball joint comprises: a. a clamping plate adapted to be mounted to an outer surface of a drum shell; b. a retaining plate adapted to be mounted to an inner surface of said drum shall juxtaposed said clamping plate; c. a tensioning plate adapted to be mounted juxtaposed said retaining plate within said drum shell; and d. a split ball, retained between said tensioning plate and said clamping plate, said ball having a centrally located opening adapted to slidably accept said support rod.
Claim 4
Dependent Claim
16 words
An accessory holder for musical instruments according to claim 1 wherein said support rod is multi-faceted.
Claim 5
Dependent Claim
33 words
An accessory holder for musical instruments according to claim 2 wherein said clamping plate and said tensioning plate are provided with centrally located major holes, said holes being internally chamfered on both surfaces.
Claim 6
Dependent Claim
16 words
An accessory holder according to claim 1 wherein said support rod includes a right angle portion.
Claim 7
Dependent Claim
26 words
An accessory holder according tO claim 1 wherein said locking means comprises a pair of threaded holes adapted to cooperate with said clamping and tensioning plates.
Claim 8
Dependent Claim
258 words
An accessory holder for musical instruments of the percussion type comprising in combination: a. a clamping plate, adapted to be mounted to an outer surface of a drum shell, said clamping plate having therein several minor holes and a centrally positioned major hole, at least two of said minor holes being threaded; b. a retaining plate, adapted to be mounted to an inner surface of said drum shell juxtaposed said clamping plate, said retaining plate having therein several minor holes and a centrally positioned major hole, at least two of said minor holes being threaded; c. retaining means utilizing said minor holes of said retaining plate and cooperating with threaded minor holes of said clamping plate and said retaining plate for fixedly mounting said clamping plate and said retaining plate to said drum shell in juxtaposition; d. a tensioning plate adapted to be mounted juxtaposed said retaining plate within said drum shell, said tensioning plate having therein at least two minor threaded holes and a major hole; e. a split ball, having a centrally located opening therein and being larger in size than said major openings, said split ball being retained between said major openings of said tensioning plate and said clamping plate; f. a support rod slidably mounted within said centrally located split ball opening and extending through said major openings; and g. locking means, using the minor holes within said clamping plate and said retaining plate and cooperating with the minor threaded holes of said tensioning plate, for locking said support rod in a fixed position.
Claim 9
Dependent Claim
258 words
An accessory holder for musical instruments of the percussion type comprising in combination: a. a clamping plate, adapted to be mounted to an outer surface of a drum shell, said clamping plate having therein several minor holes and a centrally positioned major hole, at least two of said minor holes being threaded; b. a retaining plate, adapted to be mounted to an inner surface of said drum shell juxtaposed said clamping plate, said retaining plate having therein several minor holes and a centrally positioned major hole, at least two of said minor holes being threaded; c. retaining means utilizing said minor holes of said retaining plate and cooperating with threaded minor holes of said clamping plate and said retaining plate for fixedly mounting said clamping plate and said retaining plate to said drum shell in juxtaposition; d. a tensioning plate adapted to be mounted juxtaposed said retaining plate within said drum shell, said tensioning plate having therein at least two minor threaded holes and a major hole; e. a split ball, having a centrally located opening therein and being larger in size than said major openings, said split ball being retained between said major openings of said tensioning plate and said clamping plate; f. a support rod slidably mounted within said centrally located split ball opening and extending through said major openings; and g. locking means, using the minor holes within said clamping plate and said retaining plate and cooperating with the minor threaded holes of said tensioning plate, for locking said support rod in a fixed position.
Claim 10
Dependent Claim
28 words
An accessory holder according to claim 7 wherein said split ball is provided with an internal polygonal clamping face adapted to mate with a similarly shaped support rod.
References Cited (Backward Citations)
US438238A
Cited
US2652221A
Cited
US2844064A
Cited
US3191484A
Cited
US3535976A
Cited
US3561716A
Cited
US3576149A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-12-05 | 1976-06-05 | 1976-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-05 | 1980-06-05 | 1980-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-05 | 1984-06-05 | 1984-12-05 | $7700.00 | Window Closed / Lapsed |