Intake system for central vacuum cleaner
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 2, 2004
Grant Date -
Jul 17, 2003
app pub date -
Dec 11, 2001
filing date -
Dec 11, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A system for adapting the intake configuration of a central vacuum cleaning system is disclosed. The canister of the central vacuum cleaning system is provided with at least two vacuum intake openings from which an installer can choose to insert an intake coupler and at least one intake closure or cap of the present invention. Insertion and attachment of the intake coupler and the cap(s) is achieved by use of a novel twist-to-lock interface provided between the vacuum intake openings and the coupler and cap(s). Attachment of the coupler and the cap(s) is accomplished easily and quickly by hand and without the need for glue, clamps, tools, or any other equipment.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully