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US 4,787,286 AGranted
Snare mechanism for a drum
AssigneeNippon Gakki Seizo Kabushiki Kaisha
InventorYukimasa Okumura
Life of this patent
Estimating the term…
Abstract
In construction of a drum having a cylindrical stem and fore side and rear side drum heads attached to both open ends of the stem, a snappy is arranged within said stem facing the inner surface of the fore side drum head with an adjustable clearance and at adjustable tension for easy generation of musical tones of rich rising characteristics and rich tone volume over the entire tone range.
Claims8
An improved snare mechanism for a drum, comprising:
- (A) a snappy base for arrangement within the stem of said drum;
- (B) a snappy mounted to said snappy base facing the inner surface of the fore side drum head with a clearance;
- (C) means for driving said snappy selectively into and out of contact with said inner surface of said fore side drum head;
- and
- (D) clearance adjusting means for adjusting said clearance, said clearance adjusting means including:
- (1) a snappy supporter arm swingably mounted to a support shaft within said stem and supporting said snappy at a first end thereof;
- (2) a height adjuster bolt having an inner end operably coupled to a second end of said snappy supporter arm and an outer end exposed outside said stem for manual operation;
- and
- (3) means for converting rotational movement of said height adjuster bolt to swinging movement of said snappy supporter arm.
6 more elements
An improved snare mechanism for a drum, comprising:
- (a) a snappy base for arrangement within the stem of said drum;
- (b) a snappy mounted to said snappy base facing the inner surface of a fore side drum head of said drum with a clearance;
- (c) driving means for driving said snappy selectively into an out of contact with said inner surface of said fore side drum head, said driving means including a center rod rotatably mounted to said stem and having an outer end exposed outside said stem for manual operation and converter means for converting rotational movement of said center rod to linear movement of said snappy base towards and away from said fore side drum head.
Dependencies are inferred from the claim text.