Motor assemblies and massage assemblies using the same
First Claim
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1. An electric motor assembly for increasing vibratory power with less noise, said motor assembly comprising:
- a motor;
a drive shaft having a first end and a second end, wherein said drive shaft runs through said motor and said drive shaft'"'"'s first end exits on one side of said motor and said drive shaft'"'"'s second end exits on the opposite side of said motor;
a weight secured to said drive shaft'"'"'s second end; and
a pressure-applying member abutting and applying pressure to said drive shaft'"'"'s first end.
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Abstract
This patent discloses electric motor assemblies for increasing vibratory power with less noise and massage assemblies using the same.
62 Citations
40 Claims
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1. An electric motor assembly for increasing vibratory power with less noise, said motor assembly comprising:
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a motor;
a drive shaft having a first end and a second end, wherein said drive shaft runs through said motor and said drive shaft'"'"'s first end exits on one side of said motor and said drive shaft'"'"'s second end exits on the opposite side of said motor;
a weight secured to said drive shaft'"'"'s second end; and
a pressure-applying member abutting and applying pressure to said drive shaft'"'"'s first end. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A massage assembly comprising:
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a handle unit;
a head unit;
a neck connecting said handle unit to said head unit;
a power source; and
an electric motor assembly for increasing vibratory power with less noise, said motor assembly comprising;
a motor;
a drive shaft having a first end and a second end, wherein said drive shaft runs through said motor and said drive shaft'"'"'s first end exits on one side of said motor and said drive shaft'"'"'s second end exits on the opposite side of said motor;
a weight secured to said drive shaft'"'"'s second end; and
a pressure-applying member abutting and applying pressure to said drive shaft'"'"'s first end. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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26. A massage assembly comprising:
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a handle unit;
a head unit having a face and an attachment side opposite said face;
a neck connecting said handle unit to the attachment side of said head unit;
a power source; and
an electric motor assembly for increasing vibratory power with less noise, said motor assembly comprising;
a motor, wherein said motor is selected from the group consisting of a DC motor and an AC motor;
a drive shaft having a first end and a second end, wherein said drive shaft runs through said motor and said drive shaft'"'"'s first end exits on one side of said motor and said drive shaft'"'"'s second end exits on the opposite side of said motor;
a weight secured to said drive shaft'"'"'s second end, wherein said weight is an eccentric weight; and
a pressure-applying member abutting and applying pressure to said drive shaft'"'"'s first end; and
wherein said motor assembly is secured within said head unit. - View Dependent Claims (27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39)
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40. A method of decreasing the noise of an electric motor in a vibratory unit, said method comprising the application of pressure to the end of said motor'"'"'s internal drive shaft so as to decrease the lateral motion of said drive shaft and said motor while allowing said drive shaft to rotate.
Specification