Karlstedt
Dan Martin Gustav Karlstedt, Torslanda SE
Patent application number | Description | Published |
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20140260330 | Thermoelectric Assembly - A thermoelectric assembly is disclosed, the assembly having a cold side and a hot side, where each of the hot side and cold side comprises a fan sink. Thermoelectric modules may be between the hot side and cold side and arranged in one circuit or multiple parallel circuits, and in direct thermal contact with both the hot side and the cold side. Each of the hot side and cold side has an air intake direction and an exhaust direction. | 09-18-2014 |
Johan Holger Karlstedt, Stromfors FI
Patent application number | Description | Published |
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20130312945 | METHOD AND APPARATUS FOR PROVIDING EFFICIENT HEAT - Disclosed is a method for providing heat that includes preheating an incoming air flow from outside an apparatus in a first channel of a heat exchanger by a flow in a second channel of the heat exchanger, transferring the flow from the second channel outside the apparatus through an exhaust channel, providing heat by the preheated incoming air flow in a heat pump, and transferring in a transfer channel a flue gas flow provided by a burner to the second channel. | 11-28-2013 |
Rolf Karlstedt, Saltsju-Buu SE
Patent application number | Description | Published |
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20120091047 | OIL RESERVOIR COMPRISING AN OIL FILTER - An oil reservoir having an oil inlet fitting and at least one oil outlet fitting for connecting to a hydraulic system. The reservoir comprising a housing having a lower housing part and a reservoir cover which is connected to the lower housing part and includes an integrated oil filter. An oil filler neck, which can be closed by a cap, is configured on the housing cover. The reservoir housing is equipped with at least one guide element which is attached to at least one inside wall of the reservoir housing and forms a circular guidance track for the oil. This guidance track forces the oil flow in a circular manner, after entering the reservoir and passing through the oil filter but before exiting the oil reservoir, such that any air which may be present is separated from the oil and can exit the oil reservoir via an air outlet. | 04-19-2012 |