Device for protecting motor in vacuum cleaner
First Claim
1. A device for protecting a driving motor in a vacuum cleaner, comprising:
- a lower casing forming a lower portion of a main body of a vacuum cleaner;
an upper casing forming an upper portion of the main body of the vacuum cleaner;
a motor housing which is installed in the lower casing and which includes a driving motor therein, wherein an upper portion of the motor housing is opened upwardly;
a filtering device installed on the lower casing and configured to filter out foreign materials from air introduced into the vacuum cleaner; and
a cover positioned between the upper casing and the filtering device and motor housing, the cover being integrally formed with a first cover portion positioned above an upper portion of the filtering device and a second cover portion configured to cover the upper portion of the motor housing; and
a pressure switch configured to sense pressure within the motor housing is directly installed on the second cover portion of the cover.
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Accused Products
Abstract
A device for protecting a motor in a vacuum cleaner is provided which includes a lower casing for forming a lower portion of a main body of the cleaner; a motor housing which is installed in the lower casing and includes the driving motor therein, and of which an upper portion is opened upwardly; a filtering means installed onto the lower casing for filtering out foreign materials from introduced air; and an intermediate cover integrally formed with a first cover portion positioned onto an upper portion of the filtering means and a second cover portion for covering the upper portion of the motor housing. Further, a pressure switch for sensing pressure within the motor housing and a damper for introducing external air into the motor housing when the pressure within the motor housing is lowered below a predetermined pressure value are directly installed onto the second cover portion of the intermediate cover.
19 Citations
51 Claims
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1. A device for protecting a driving motor in a vacuum cleaner, comprising:
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a lower casing forming a lower portion of a main body of a vacuum cleaner;
an upper casing forming an upper portion of the main body of the vacuum cleaner;
a motor housing which is installed in the lower casing and which includes a driving motor therein, wherein an upper portion of the motor housing is opened upwardly;
a filtering device installed on the lower casing and configured to filter out foreign materials from air introduced into the vacuum cleaner; and
a cover positioned between the upper casing and the filtering device and motor housing, the cover being integrally formed with a first cover portion positioned above an upper portion of the filtering device and a second cover portion configured to cover the upper portion of the motor housing; and
a pressure switch configured to sense pressure within the motor housing is directly installed on the second cover portion of the cover. - View Dependent Claims (2)
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3. A device for protecting a driving motor in a vacuum cleaner, comprising:
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a lower casing configured to form a lower portion of a main body of the vacuum cleaner;
an upper casing configured to form an upper portion of the main body of the vacuum cleaner;
a motor housing installed in the lower casing and configured to receive therein a driving motor;
a filtering chamber installed on the lower casing; and
a cover positioned between the upper casing and the lower casing, the cover having a first portion positioned above the filtering chamber and a second portion positioned above the motor housing. - View Dependent Claims (4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A device for protecting a driving motor in a vacuum cleaner, comprising:
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a lower casing forming a lower portion of a main body of a vacuum cleaner;
a motor housing installed in the lower casing and configured to receive therein a driving motor;
a cover configured to cover and protect the motor housing; and
a damper provided in a surface of the cover above the motor housing. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22)
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23. A device for protecting a driving motor in a vacuum cleaner, comprising:
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a lower casing configured to form a lower portion of a main body of a vacuum cleaner;
an upper casing configured to form an upper portion of the main body of the vacuum cleaner;
a motor housing installed in the lower casing and configured to receive therein a driving motor;
an inlet for receiving therethrough suction air into the vacuum cleaner; and
a filtering device configured to create a swirl flow of suction air, wherein suction air is received into an upper portion of the filtering device and flows downward, the suction air being discharged out of the vacuum cleaner through an outlet. - View Dependent Claims (24, 25, 26, 27)
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28. A device for protecting a driving motor in a vacuum cleaner, comprising:
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a lower casing configured to form a lower portion of a main body of a vacuum cleaner;
an upper casing configured to form an upper portion of the main body of the vacuum cleaner;
a motor housing installed in the lower casing and configured to receive therein a vertically oriented driving motor; and
a cover configured to cover and protect the motor housing positioned intermediate the upper casing and the motor housing. - View Dependent Claims (29, 30, 31, 32, 33, 34, 35)
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36. A device for protecting a driving motor in a vacuum cleaner, comprising:
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a canister formed by a lower casing and an upper casing to form a chamber within the canister, a first portion of the chamber serving as a collection chamber and a second portion of the chamber serving as a motor housing; and
a motor located in the second portion within the motor housing, wherein the motor is oriented vertically with respect to the upper and lower casings. - View Dependent Claims (37, 38, 39, 40, 41, 42, 43, 44)
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45. A device for protecting a driving motor in a vacuum cleaner, comprising:
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a canister formed by a lower casing and an upper casing to form a chamber within the canister, a rear portion of the canister serving as a collection chamber and a front portion of the canister serving as a motor housing; and
a motor located in the front portion of the chamber within the motor housing. - View Dependent Claims (46, 47, 48, 49, 50, 51)
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Specification