CONCRETE VIBRATOR

PROBLEM TO BE SOLVED: To provide a concrete vibrator with a casing and a handle made of metal, in which the insulating performance of a motor is equal to that of a plastic double insulation motor. SOLUTION: For a concrete vibrator, an insulating layer 12 is provided on the outer periphery of the sha...

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Bibliographic Details
Main Authors ONODERA MITSUO, OIKAWA YAYOI, SASAKI HIDEAKI
Format Patent
LanguageEnglish
Published 04.08.1998
Edition6
Subjects
BUILDING
BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE
FIXED CONSTRUCTIONS
FORMS
HANDLING BUILDING MATERIALS ON THE SITE
REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS
SCAFFOLDING
SHUTTERING
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Summary:PROBLEM TO BE SOLVED: To provide a concrete vibrator with a casing and a handle made of metal, in which the insulating performance of a motor is equal to that of a plastic double insulation motor. SOLUTION: For a concrete vibrator, an insulating layer 12 is provided on the outer periphery of the shaft 2 of a motor with a handle to drive a vibration shaft. A laminated plate 13 is fixed to the shaft 2 via the insulating layer 12, a core frame 14 formed of insulating material is fitted in a casing for the motor and a field laminated plate 15 for the motor is fixed inside the core frame 14.
Bibliography:Application Number: JP19970085476