Retracting rotational backpack blower air discharge tube unit
US6125503A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 12, 1998 |
| Grant date | Oct 3, 2000 |
| Priority date | — |
| Expiry date | May 12, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/244
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A device for promoting safe, comfortable, economical, and timely use of all currently manufactured, new in stock and used backpack blowers, by using this retracting rotational backpack blower air discharge tube unit (1) that utilizes one section of blower air discharge tubing, wherein the retracting rotational backpack blower tube unit (1) being larger in inside dimension than the outside dimension of a modified backpack blower straight tube, while the retracting rotational backpack blower tube unit (1), will retract in effect over a modified backpack blower straight tube when the upper longitude end of said is attached to a backpack blower discharge air flex tube, as to become a ridged fixed means, thus allowing the retracting rotational backpack blower tube unit (1), to retract and extend by longitudinal means over a modified backpack blower straight tube as to the full length of said when controlled by the hand of the operator while a modified backpack blower straight tube becomes a ridged fixing axis point means for the retracting rotational backpack blower tube unit (1), as said becomes the means, to circumference three hundred and sixty degrees minus or plus at all axis means…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.