Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Projectile backstop
Patent
1987-04-20
1988-06-28
Grieb, William H.
Amusement devices: games
Aerial projectile game; game element or accessory therefor...
Projectile backstop
273 26E, 273 58C, 273320, 273330, A63B 4100, A63B 6900
Patent
active
047534427
ABSTRACT:
An automatic ball return device for use with a baseball glove to be worn by a person, includes a housing mounted on the rear portion of the baseball glove; a spool rotatably mounted in the housing; a cord wound on the spool and having a free end extending through the webbing of the glove to the front pocket thereof and connected thereat to a ball; a motor for winding the cord onto the spool; a clutch for engaging the motor with the spool to cause the motor to wind the cord onto the spool; and a switch which controls the motor and the clutch to permit free rotation of the spool to enable the cord to freely unwind with minimal resistance from the spool when the ball is thrown, and to cause the motor to wind the cord onto the spool upon actuation of the switch after the ball has been thrown, after a predetermined amount of time, or after the cord has unwound a predetermined extent.
REFERENCES:
patent: 2941805 (1960-06-01), Chupa
patent: 3135537 (1964-10-01), Lewis
patent: 3168312 (1965-02-01), Davis
patent: 3191880 (1975-06-01), Visconti
patent: 3655190 (1972-04-01), Lemon
patent: 3731927 (1973-05-01), Rocco, Jr.
patent: 3843126 (1974-10-01), Bandy
patent: 3953030 (1976-04-01), Muchnick
patent: 4601474 (1986-07-01), Lew et al.
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