Vacuum cleaner device
First Claim
1. In a motor-driven vacuum cleaner having a dust container with an air pervious portion connected to a relatively rigid attachment plate, said plate having an inlet for dust-laden air, a current supply circuit for said motor that is normally open when no dust container is present in said vacuum cleaner, the improvement comprising:
- a surface of said attachment plate being positioned to close the current supply circuit and render said motor operative when said dust container is inserted in the proper place in said vacuum cleaner, and said vacuum cleaner is in its operating configuration.
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Accused Products
Abstract
A vacuum cleaner having a device for ensuring that the dust container is in place when it is desired to operate the cleaner. The device constitutes an arrangement on the dust container that functions to close the motor circuit thereby permitting the vacuum cleaner to be operative, however, if no dust container is present in the vacuum cleaner the motor circuit remains open and the vacuum cleaner can not be operated.
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Citations
7 Claims
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1. In a motor-driven vacuum cleaner having a dust container with an air pervious portion connected to a relatively rigid attachment plate, said plate having an inlet for dust-laden air, a current supply circuit for said motor that is normally open when no dust container is present in said vacuum cleaner, the improvement comprising:
- a surface of said attachment plate being positioned to close the current supply circuit and render said motor operative when said dust container is inserted in the proper place in said vacuum cleaner, and said vacuum cleaner is in its operating configuration.
- View Dependent Claims (2, 3, 4, 5, 6, 7)
Specification