Music – Instruments – Drums
Patent
1999-04-05
2000-06-20
Witkowski, Stanley J.
Music
Instruments
Drums
84421, G10D 1302
Patent
active
060780037
ABSTRACT:
In drum head retention apparatus, the combination comprises a ring to extend about the drum, in alignment with head tensioners; fingers projecting on the ring to form slots to rotatably receive and to release from the tensioners; and relieved zones on the ring to pass the tensioners endwise when the fingers are in rotatably displaced positions relative to the tensioners.
REFERENCES:
patent: 519914 (1894-05-01), Koeth
patent: 674550 (1901-05-01), Zeidler
patent: 3029679 (1962-04-01), La Londe
patent: 4188852 (1980-02-01), Light
patent: 4373419 (1983-02-01), Tuttrup
patent: 4475434 (1984-10-01), Willis
patent: 4506586 (1985-03-01), Brewer
patent: 5450780 (1995-09-01), Hoshino
patent: 5739448 (1998-04-01), Toscano
Haefliger William W.
Lockett Kim
Witkowski Stanley J.
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