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A vibration imparting device for a concrete finishing tool utilizing a housing having a chamber surrounded by an inner surface of the housing. A vibrator and a battery are placed within the chamber. The vibrator includes a resilient collar to separate the vibrator from the housing inner surface. Fir

A vibration imparting device for a concrete finishing tool utilizing a housing having a chamber surrounded by an inner surface of the housing. A vibrator and a battery are placed within the chamber. The vibrator includes a resilient collar to separate the vibrator from the housing inner surface. First and second adaptors are employed for the housing to be placed between the handle and the terminus of a concrete finishing tool.

대표청구항 ▼

1. A vibrator mechanism usable with a concrete finishing tool having a handle and a terminus; comprising: a. a housing, said housing including a chamber therewithin formed by an inner surface of said housing;b. a support said support located within said housing chamber said support including an oute

1. A vibrator mechanism usable with a concrete finishing tool having a handle and a terminus; comprising: a. a housing, said housing including a chamber therewithin formed by an inner surface of said housing;b. a support said support located within said housing chamber said support including an outer surface and a bore there-through.c. a resilient band at least partially surrounding said outer surface and contacting said inner surface of said housing;d. a rotor located within said bore of said support and being adapted to turn relative to said support, said rotor further comprising a shaft extending outwardly from said rotor, and weighted body connected to said rotor apart from said shaft;e. a motor, said motor possessing an output shaft; andf. a resilient link, said resilient link connecting said output shaft of said motor to said shaft of said rotor. 2. The mechanism of claim 1 in which said motor lies within said housing chamber. 3. The mechanism of claim 1 in which said resilient link comprises a spring. 4. The mechanism of claim 1 in which said resilient band comprises an “O” ring. 5. The mechanism of claim 1 which further comprises a mount, said mount supporting said motor within said housing chamber. 6. The mechanism of claim 1 in which further comprises a bearing, said bearing being positioned between said support and said rotor. 7. The mechanism of claim 6 in which said motor lies within said housing chamber. 8. The mechanism of claim 6 in which said resilient link comprises a spring. 9. The mechanism of claim 6 in which said resilient band comprises an “O” ring. 10. The mechanism of claim 6 which further comprises a mount, said mount supporting said motor within said housing chamber.