Element for connecting an accessory instrument to a vacuum clean

Details Element for connecting an accessory instrument to a vacuum clean Element for connecting an accessory instrument to a vacuum clean

1979-12-11

1982-01-05

Arola, Dave W.

Pipe joints or couplings

Vacuum cleaner type

285184, F16L 2700, A47L 924

Patent

active

043090486

ABSTRACT:
A connecting element for connecting an accessory instrument to a vacuum cleaner, has a front portion having a central axis and being tiltably connectable with an accessory instrument, a connecting portion having a further central axis and connectable with a vacuum cleaner as well as rotatably connected with the front portion, and a rotary joint which rotatably connects the connecting portion with the front portion. The rotary joint is arranged so that in normal position of the front and connecting portions, their central axes extend rectinlinearly in one direction, whereas in a plurality of further positions the central axes of these portions extend at an angle relative to one another. Advantageously, this angle is equal to between 10.degree. and 20.degree..

REFERENCES:
patent: 1161908 (1915-11-01), Tice
patent: 2116004 (1938-05-01), Tear
patent: 2203088 (1940-06-01), Hansson

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