Title:
TRAINING INSTRUMENT FOR INCREASING GRASPING FORCE
Document Type and Number:
Japanese Patent JPS59135076
Kind Code:
A
Abstract:
A case of approximate sphere is formed by assembling a pair of hemispherical shell pieces with elastic materials. A rack, capable of shifting in the axial direction in connection with shift of the shell pieces, is supported within the case. A pinion designed to rotate in engagement with the rack is provided within the case. A grip indicator dial designed to rotate in connection with the pinion is provided within the case. This grip indicator dial is provided with a scale observable from outside the case. Within the case is provided a target-grip setting dial capable of being operated from outside the case. The target-grip setting dial is provided with a scale indicating the target-grip.
Inventors:
TSUZUKI KIYOHIKO
Application Number:
JP894383A
Publication Date:
August 03, 1984
Filing Date:
January 21, 1983
Export Citation:
Assignee:
TSUZUKI SEISAKUSHO KK
International Classes:
A63B21/05; A63B23/035; A63B23/16; A63B24/00; (IPC1-7): A63B21/30
Domestic Patent References:
| JP54181988B | ||||
| JPS5673316A | 1981-06-18 |
Attorney, Agent or Firm:
Takao Watanuki
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