Bizarre Patents
A sealed crustless sandwich for providing a convenient sandwich without an outer crust which can be stored for long periods of time without a central filling from leaking outwardly.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7432477 | Set-back control for both HVAC and water heater via a single programmable thermostat A system and method of using a set-back or programmable thermostat for heating or cooling systems to also controlling a fast-recovery water heater such as a power-vented fossil fuel powered water heater such that the water heater is disabled during a set-back mode o... | 10/07/2008 |
| 7255285 | Blocked flue detection methods and systems The present invention is directed at systems and methods for detecting flue blockages in an HVAC system without the addition of numerous additional sensor elements, wiring, and connections that can unduly increase the cost and possibly reduce the reliability of the ... | 08/14/2007 |
| 5337955 | Combined boiler water temperature control This invention provides an arrangements for the method of control of a boiler heating capacity for a hydronic heating system, which is recommended for a heat supply to a single building or to a group of buildings. The control of heating system capacity is... | 08/16/1994 |
| 5285959 | Air heating apparatus An air heating apparatus such as a fan heater, a forced circulation type ware air heater, and, an air conditioner and heater, is operated while the amount of radiation is taken into consideration. Moreover, after a PMV value of the room to be heated is ge... | 02/15/1994 |
| 4411385 | Controller for the operation of heaters In order to provide a controller which is readily adaptable for use with a plurality of different heaters, an arrangement is provided for storing a plurality of control and regulation programs for the operation of a plurality of different heaters. Based o... | 10/25/1983 |
