Dust collection unit for vacuum cleaner
First Claim
1. A dust collection unit for a vacuum cleaner, comprising:
- a first filtering chamber for filtering first foreign objects;
a plurality of second filtering chambers formed along an outer circumference of the first filtering chamber to receive air passed through the first filtering chamber and filter second foreign objects by using cyclone airflow, the second foreign objects being smaller than the first foreign objects;
an air intake hole through which air is introduced into the second filtering chambers;
at least one air introduction guide extended outward from the air intake hole to guide a flow of air introduced into the second filtering chamber; and
a storing chamber formed under the filtering chamber.
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Accused Products
Abstract
Provided is a dust collection unit for a vacuum cleaner that can provide an improved collection efficiency, a reduced reduce, and a good outer appearance. The dust collection unit includes: a first filtering chamber for filtering first foreign objects; a plurality of second filtering chambers formed along an outer circumference of the first filtering chamber to receive air passed through the first filtering chamber and filter second foreign objects by using cyclone airflow, the second foreign objects being smaller than the first foreign objects; an air intake hole through which air is introduced into the second filtering chambers; at least one air introduction guide extended outward from the air intake hole to guide a flow of air introduced into the second filtering chamber; and a storing chamber formed under the filtering chamber.
81 Citations
20 Claims
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1. A dust collection unit for a vacuum cleaner, comprising:
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a first filtering chamber for filtering first foreign objects;
a plurality of second filtering chambers formed along an outer circumference of the first filtering chamber to receive air passed through the first filtering chamber and filter second foreign objects by using cyclone airflow, the second foreign objects being smaller than the first foreign objects;
an air intake hole through which air is introduced into the second filtering chambers;
at least one air introduction guide extended outward from the air intake hole to guide a flow of air introduced into the second filtering chamber; and
a storing chamber formed under the filtering chamber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A dust collection unit for a vacuum cleaner, comprising:
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a first filtering chamber for filtering a first foreign objects;
a plurality of second filtering chambers formed along an outer circumference of the first filtering chamber to receive air passed through the first filtering chamber and filter a second foreign objects by using cyclone airflow, the second foreign objects being smaller than the first foreign objects;
an air intake hole formed in the second filtering chambers and through which air is introduced;
a pair of air introduction guides extended outward from the air intake hole to guide a flow of air introduced into the second filtering chamber in a tangent direction of an inner surface of the second filtering chambers; and
a chamber sealing member formed under the filtering chamber to seal an inner space thereof. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A dust collection unit for a vacuum cleaner, comprising:
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a first filtering chamber;
a plurality of second filtering chambers for filtering foreign objects by using cyclone airflow generated by air introduced from the first filtering chamber; and
at least two air introduction guides extended outward from the second filtering chambers so as to guide air introduction into openings of the second filtering chambers. - View Dependent Claims (19, 20)
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Specification