Abstract: A portable table number device, comprising a housing having a bottom side with an outer edge arranged to rest on a table surface, said housing comprising a power source, an RFID reader arranged to detect an RFID table ID tag on or under said table surface, computer memory means comprising a table number device ID, wireless communication means arranged to wirelessly communicate a detected RFID tag table ID by said RFID reader together with said table number device ID to an external table number receiving device, a surface proximity sensor, such as a light sensor or micro-switch arranged in a recessed portion of said housing within said outer edge, said surface proximity sensor having a first state wherein no proximate surface is detected and a second state wherein a proximate surface is detected, said second state occurring if said bottom side of said housing is placed on said table surface, and power management means arranged to keep said RFID reading device in a sleep mode wherein no or relatively little pow

Abstract: A system comprising a plurality of electronic devices, each comprising a device housing and a rechargeable battery, and a charger comprising a charger housing and arranged for charging said rechargeable batteries, wherein said charger comprises at least one, preferably a plurality of wireless power transmitting coils in said housing and said electronic devices each comprise a wireless power receiving coil in said housing, wherein said power transmitting coils are arranged in an array along an axis, and wherein said charger housing and said device housings are formed such that the power receiving coils of said electronic devices can be placed and held in an array along said axis by placing said electronic devices in an array against each other, such that each power receiving coil has a corresponding power transmitting coil in its vicinity.

Abstract: A pump assembly for connection with a water source inlet (4), a sewer outlet (5) and a toilet (1), said toilet (1) comprising a toilet flush water inlet (2) and a toilet waste outlet (3), said pump assembly comprising: a pump housing with a pump flush water inlet (27), a pump flush water outlet (28), a pump waste inlet (25) and a pump waste outlet (26), and with means arranged to selectively allow water to flow from said pump flush water inlet (27) to said pump flush water outlet (28), and with means arranged to selectively pump waste from said pump waste inlet (25) to said pump waste outlet (26), characterized in that said pump assembly further comprises a connection system comprising two connection members (6, 7) that can be connected to each other: said first connection member (6) comprising a toilet waste outlet port (21) arranged to be connected to said toilet waste outlet (3), and a sewer outlet port (20) arranged to be connected to said sewer outlet (5), said second connection member (7) comprising sai

Abstract: A system for detection of turbulent air flow across a sail of a sailboat, comprising at least one base module arranged to be attached to said sail; an elongate body arranged to move in said air flow, which is attached to said at least one base module at one end; a power source on said at least one base module; at least one sensor on said at least one base module arranged to detect movement of said elongate body; and a signalling device arranged to output signals to a sailor on said sailboat in response to signals received from said at least one sensor; wherein said base module comprises at least one radiator which is arranged to transmit electromagnetic or optical radiation in the direction of said elongate body moving in said air flow; and said at least one sensor on said base module is arranged to detect reflected radiation from said elongate body moving in said air flow.

Abstract: A pump assembly for connection with a water source inlet (4), a sewer outlet (5) and a toilet (1), said toilet (1) comprising a toilet flush water inlet (2) and a toilet waste outlet (3), said pump assembly comprising: a pump housing with a pump flush water inlet (27), a pump flush water outlet (28), a pump waste inlet (25) and a pump waste outlet (26), and with means arranged to selectively allow water to flow from said pump flush water inlet (27) to said pump flush water outlet (28), and with means arranged to selectively pump waste from said pump waste inlet (25) to said pump waste outlet (26), characterized in that said pump assembly further comprises a connection system comprising two connection members (6, 7) that can be connected to each other: said first connection member (6) comprising a toilet waste outlet port (21) arranged to be connected to said toilet waste outlet (3), and a sewer outlet port (20) arranged to be connected to said sewer outlet (5), said second connection member (7) comprising sai

Abstract: A system for detection of turbulent air flow across a sail of a sailboat, comprising at least one base module arranged to be attached to said sail; an elongate body arranged to move in said air flow, which is attached to said at least one base module at one end; a power source on said at least one base module; at least one sensor on said at least one base module arranged to detect movement of said elongate body; and a signalling device arranged to output signals to a sailor on said sailboat in response to signals received from said at least one sensor; wherein said base module comprises at least one radiator which is arranged to transmit electromagnetic or optical radiation in the direction of said elongate body moving in said air flow; and said at least one sensor on said base module is arranged to detect reflected radiation from said elongate body moving in said air flow.