Teaching apparatus

• US 3,353,282 A
• Filed: 05/03/1965
• Issued: 11/21/1967
• Est. Priority Date: 05/03/1965
• Status: Expired due to Term

• Current Assignee: John M. Sneed
• Original Assignee: John M. Sneed
• Inventors: Sneed, John M.
• Application Number:
  US04/452,788
• Time in Patent Office: 932 Days
• US Class Current: 434/257
• CPC Class Codes: A63B 2024/0012 Comparing movements or motion sequences with a registered reference
• CPC Class Codes: A63B 2024/0068 Comparison to target or threshold, previous performance or not real time comparison to other individuals
• CPC Class Codes: A63B 2071/0647 Visualisation of executed movements
• CPC Class Codes: A63B 2225/12 with mirrors
• CPC Class Codes: A63B 24/0003 Analysing the course of a movement or motion sequences during an exercise or trainings sequence, e.g. swing for golf or tennis
• CPC Class Codes: A63B 24/0062 Monitoring athletic performances, e.g. for determining the work of a user on an exercise apparatus, the completed jogging or cycling distance
• CPC Class Codes: A63B 69/00 Training appliances or apparatus for special sports training of parachutists B64D23/00
• CPC Class Codes: A63B 69/0097 Ball rebound walls with holes or in combination with nets A63B63/00
• CPC Class Codes: A63B 69/36 for golf
• CPC Class Codes: G09B 19/0038 Sports
• CPC Class Codes: G09B 5/02 with visual presentation of the material to be studied, e.g. using film strip

Claims

1. APPARATUS FOR TEACHING GOLF STROKES, COMPRISING A PLAYING AREA THE FOCUS OF WHICH IS A GOLF BALL IMPACT POINT;

A REFLECTIVE SURFACE ADJACENT SAID PLAYING AREA AND POSITIONED TO REFLECT AN IMAGE OF A STUDENT IN SAID PLAYING AREA;

CALIBRATION MARKS ON SAID REFLECTIVE SURFACE SO POSITIONED AND ARRANGED THAT THE ANGULARITY OF A GOLF CLUB HELD BY THE STUDENT, RELATIVE TO A REFERENCE POINT ON THE STUDENT, CAN IMMEDIATELY BE OBSERVED AND DETERMINED;

A PROJECTION SCREEN POSITIONED TO BE OBSERVED BY SAID STUDENT WITHIN THE PLAYING AREA;

CALIBRATION MARKS ON SAID SCREEN IN DIRECT CORRESPONDENCE TO THOSE ON THE REFLECTIVE SURFACE;

A PROJECTOR ON THE SIDE OF THE SCREEN AWAY FROM THE SAID STUDENT AND ARRANGED TO PROJECT THE IMAGE OF A TEACHER ON SAID SCREEN;

AN ELONGATED CALIBRATION MARK ON THE PLAYING AREA, DEFINING THE PROPER PATH OF THE HEAD OF THE GOLF CLUB AS IT SWUNG THROUGH THE IMPACT POINT, AND A PHOSPHORESCENT COATING ON THE PLAYING AREA IN THE SAME LOCATION AS, BUT IN A BROADER EXPANSE THAN, THE SAID ELONGATED CALIBRATION MARK.