Title:
真空掃除機用の伸縮ホースエクステンション
Document Type and Number:
Japanese Patent JP4682194
Kind Code:
B2
Abstract:
A retractable hose extension for a vacuum having an expandable hose within a containment structure, a first coupling at the first end of the hose and in the first end of the containment structure for connecting the hose to a vacuum, a valve at the second end of the hose, and either a door or other releasable retention device for the hose. Preferably, the valve is an iris valve. Two fixed embodiment and one portable embodiment exist. The first fixed embodiment is inserted within a wall. The second fixed embodiment is rotatably attached to a tube contained within or running below a ceiling and extending from a vacuum system.
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Inventors:
JOHN H. STOCKTON
NED R. HANSEN
NED R. HANSEN
Application Number:
JP2007513297A
Publication Date:
May 11, 2011
Filing Date:
May 10, 2005
Export Citation:
Assignee:
JOHN H. STOCKTON
NED R. HANSEN
NED R. HANSEN
International Classes:
A47L9/24; A47L5/38; A47L9/00; B08B15/00
Domestic Patent References:
| JP5095858A | ||||
| JP8224193A | ||||
| JP54035579U | ||||
| JP51158166U | ||||
| JP51087964U | ||||
| JP51075074U | ||||
| JP46005198B1 | ||||
| JP42016527Y1 | ||||
| JP48000958Y1 |
Foreign References:
| US5222906 | ||||
| US4133347 | ||||
| EP0750950A1 |
Attorney, Agent or Firm:
Kenji Yoshitake
Hiroyuki Nagai
Junpei Okada
Hirohito Katsunuma
Hiroyuki Nagai
Junpei Okada
Hirohito Katsunuma