Bizarre Patents
Mountable Printable Placard With Headband
A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.
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| Number | Title | Issue Date |
| 6779535 | Paint brush cleaning device A cleaning device for a paint brush comprises a hollow nozzle attached to a source of pressurized cleaning solution such as water, solvent, liquefied hot soap or alike. The distal tip of the nozzle is equipped with a poppet valve such that the body of the valve prot... | 08/24/2004 |
| 6526700 | High pressure downspout The present invention is a rain water downspout for shooting water away from a building. It includes a vertical downspout column for receiving and holding rainwater. The downspout column has an outlet at its lower end. A buoyant column inside the downspou... | 03/04/2003 |
| 4436160 | Sprayer A sprayer spraying liquid or pulverulent substances, particularly fire-extinguishing or fire-inhibiting substances, comprises a tank adapted to hold the substance to be sprayed, a sprayhead, a rising pipe extending from said tank to said sprayhead, and a ... | 03/13/1984 |
| 4369922 | Sprinkler head for a center pivot irrigation system The disclosure is directed to a sprinkler head for a center pivot irrigation system capable of operation under high or low water pressure. A plurality of sprinkler heads are employed in the system, each of which includes a housing defining a water outlet ... | 01/25/1983 |
| 4350300 | Irrigation system and constant volume sprinkler head therefor The disclosure is directed to a spray head device for use in a center pivot irrigation system which is capable of operation under high or low water pressure. The spray head device includes an enclosed housing adapted for connection to a source of water, a... | 09/21/1982 |
| 4331294 | Spray or atomizing nozzle A spray or atomizing nozzle is provided. The nozzle comprises a vortex chamber, an outward-flaring outlet orifice and a movable spray-control body. The spray-control body, in the non-operative state of the nozzle, rests on the flaring rim of said outlet o... | 05/25/1982 |
| 4231523 | Irrigation system and volume control valve therefor The disclosure is directed to a center pivot irrigation system capable of operation under high or low water pressure and a constant volume sprinkler head therefor, which together provide uniform water distribution over an agricultural field notwithstandin... | 11/04/1980 |
| 4132362 | Spray head A spray head apparatus having a liquid deflecting back plate which utilizes the Coanda effect to achieve a widely dispersed spray pattern is disclosed. The back plate is vertically movable and is positioned above and biased toward the upwardly facing open... | 01/02/1979 |
| 3999571 | Pressure relief valves A pressure relief valve, e.g. for oil tankers comprising a valve housing, in the interior of which there is provided a valve seat for an upwardly opening valve body which carries a drop-shaped throttling member located in a flow-off opening at the top of ... | 12/28/1976 |
