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US3637209A Expired / Lapsed US ⏱️ 0.0 years remaining

Tethered ball baseball practice device

Assignee: Individual
•
Filing: 1969-08-14
•
Granted: 1972-01-25
•
Expires: 1989-08-14
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Abstract

Abstract A baseball practice device which includes a ball of rubberlike material having a transverse bore, a metal cable length having an end portion extending into said bore, and an anchor mounted on the end portion. A flange of the anchor is engaged by the ball. A rigid tube is mounted in the bore. A cord is attached at one end of the cable remote from the anchor, and the cord, cable, and ball are swingable around an operator to give orbital motion to the ball.

Inventors

  • 👤 Earle J Raut

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 23:04
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/0073; A63B69/0079; A63B69/0088

Claims Analysis

Total Claims: 8
Claim 1
Independent Claim 97 words
A baseball practice device which comprises a ball having a transverse bore, a metal cable length having an end portion extending into said bore, an anchor mounted on said end portion, said anchor having an outwardly extending flange supported by the ball, an opposite end portion of the cable length extending outwardly of the bore, a cord attached at one end to the opposite end portion of the cable, and handle means connected to an opposite end of the cord, the cord, cable, and ball being swingable around an operator to give orbital motion to the ball.
Claim 2
Dependent Claim 97 words
A baseball practice device which comprises a ball having a transverse bore, a metal cable length having an end portion extending into said bore, an anchor mounted on said end portion, said anchor having an outwardly extending flange supported by the ball, an opposite end portion of the cable length extending outwardly of the bore, a cord attached at one end to the opposite end portion of the cable, and handle means connected to an opposite end of the cord, the cord, cable, and ball being swingable around an operator to give orbital motion to the ball.
Claim 3
Dependent Claim 18 words
A baseball practice device as in claim 1 wherein the handle has a swivel connection with the cord.
Claim 4
Dependent Claim 26 words
A baseball practice device as in claim 1 wherein the metal cable length is approximately 1 foot long and the cord is approximately 8 feet long.
Claim 5
Dependent Claim 127 words
A baseball practice device which comprises a ball having a transverse bore, a metal cable length having an end portion extending into said bore, an anchor mounted on said end portion, said anchor including a tubular stem and a disc at one end of the stem having a flange portion extending outwardly of the stem, the end portion of the cable being received inside the stem and held therein, the flange portion being supported by a face of the ball, an opposite end portion of the cable length extending outwardly of the bore, and means connected to the opposite end portion of the cable length for swinging the cable length and the ball orbitally to bring the ball into position to be hit by a practice batter.
Claim 6
Dependent Claim 127 words
A baseball practice device which comprises a ball having a transverse bore, a metal cable length having an end portion extending into said bore, an anchor mounted on said end portion, said anchor including a tubular stem and a disc at one end of the stem having a flange portion extending outwardly of the stem, the end portion of the cable being received inside the stem and held therein, the flange portion being supported by a face of the ball, an opposite end portion of the cable length extending outwardly of the bore, and means connected to the opposite end portion of the cable length for swinging the cable length and the ball orbitally to bring the ball into position to be hit by a practice batter.
Claim 7
Dependent Claim 39 words
A baseball practice device as in claim 1 wherein the ball is formed of resilient rubberlike material and a rigid tube is mounted in the bore, the cable engaging the rigid tube at an inner end of the bore.
Claim 8
Dependent Claim 40 words
A baseball practice device as in claim 5 wherein the rigid tube is slightly longer than the diameter of the ball, an inner end portion of the tube extending inboard of the inner end of the bore of the ball.

References Cited (Backward Citations)

US667563A Cited
US1715247A Cited
US2048292A Cited
US2081059A Cited
US2247072A Cited
US2944817A Cited
US3011784A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-01-24 1975-07-26 1976-01-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-01-24 1979-07-26 1980-01-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-01-24 1983-07-26 1984-01-25 $7700.00 Window Closed / Lapsed

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