Liquid/vapor cycle
Low temperature heat engine
Method and a device for energy conversion
Method and apparatus for generating power and irrigating plants
Micromechanism linear actuator with capillary force sealing
Monoprolellant/hypergolic powered proportional actuator
Multiple power wheel engine
Plant cover and actuator
Pressure element
Prevention of permanent deformation of encased expandites
Process for converting the internal energy of liquid CO.sub.2 in
Reciprocating thermal actuator
Reciprocating thermal actuator with hydraulic multiplier
Reticulated electrothermal fluid motor
Rotary electrothermal actuator
Rotary electrothermal actuator
Safety blow-out protection for fluid actuators
Self reorienting solar tracker
Self-contained vapor-power plant requiring a single moving-part
Self-limiting thermal fluid displacement actuator