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US 6,659,465 B2Granted
Silent dart board
OwnerChin-Hao Yiuinventor
Life of this patent
Estimating the term…
Abstract
A dart board includes a backing plate with a frame connected thereto and a plurality of ribs on the frame so as to define a plurality of partitions in which a plurality of blocks are movably received respectively. Each block has flexible convex portions which contact an inside of the ribs defining the partition when the block is hit by darts. A plurality of spring members are connected between the backing plate and the blocks so as to bounce the blocks back after the impact disappears.
Claims4
A dart board comprising:
- a backing plate and a frame connected to the backing plate, a plurality of ribs on the frame and a plurality of partitions defined by the ribs;
- a plurality of blocks movably received in the partitions respectively and each block having flexible convex portions which contact an inside of the ribs defining the partition, each block comprising a casing in which a block member is received, each casing having a flexile peripheral wall which is expanded by the block member to be the convex portions, and
- a plurality of spring members connected between the backing plate and the blocks.
Dependencies are inferred from the claim text.