Double action squeegee
First Claim
Patent Images
1. A SQUEEGEE SUCTION NOZZLE FOR A MOISTURE PICK UP VACUUM CLEANER COMPRISING A SUCTION HEAD ADAPTED FOR CONNECTION BY A SUCTION HOSE TO A SOURCE OF SUCTION AND HAVING AN ELONGATED INLET OPENING, SETS OF INNER AND OUTER BLADES OF A RESILIENT AND PLIABLE MATERIAL SECURED TO AND DEPENDING FROM SAID HEAD IN PARALLEL RELATION ON OPPOSITE SIDES OF SAID INLET OPENING, SAID SET OF INNER BLADES HAVING THEIR LOWER MARGINAL EDGES PROJECTING DOWNWARDLY BELOW THE CORRESPONDING EDGES OF SAID SET OF OUTER BLADES WHEREBY SAID SET OF INNER BLADES IS STIFFENED AND STRENGTHENED AGAINST LATERAL FLEXING OUTWARDLY AGAINST THE OUTER BLADES, SAID SET OF INNER BLADES HAVING STRAIGHT UNBROKEN
0 Assignments
0 Petitions
Accused Products
23 Citations
1 Claim
-
1. A SQUEEGEE SUCTION NOZZLE FOR A MOISTURE PICK UP VACUUM CLEANER COMPRISING A SUCTION HEAD ADAPTED FOR CONNECTION BY A SUCTION HOSE TO A SOURCE OF SUCTION AND HAVING AN ELONGATED INLET OPENING, SETS OF INNER AND OUTER BLADES OF A RESILIENT AND PLIABLE MATERIAL SECURED TO AND DEPENDING FROM SAID HEAD IN PARALLEL RELATION ON OPPOSITE SIDES OF SAID INLET OPENING, SAID SET OF INNER BLADES HAVING THEIR LOWER MARGINAL EDGES PROJECTING DOWNWARDLY BELOW THE CORRESPONDING EDGES OF SAID SET OF OUTER BLADES WHEREBY SAID SET OF INNER BLADES IS STIFFENED AND STRENGTHENED AGAINST LATERAL FLEXING OUTWARDLY AGAINST THE OUTER BLADES, SAID SET OF INNER BLADES HAVING STRAIGHT UNBROKEN
Specification
-
- Resources
Litigation Campaign Assessment
Thank you for your request. You will receive a custom alert email when the Litigation Campaign Assessment is available.
×
-
Application NumberUS04/176,182Time in Patent Office603 DaysField of SearchUS Class Current15/375CPC Class CodesA47L 11/30 by suctionA47L 11/4044 Vacuuming or pick-up tools;...A47L 11/4094 Accessories to be used in c...A47L 7/0009 with means mounted on the n...
