H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
H03B17/00—Generation of oscillations using radiation source and detector, e.g. with interposed variable obturator
B—PERFORMING OPERATIONS; TRANSPORTING
B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
B62M9/16—Tensioning or adjusting equipment for chains, belts or the like
Landscapes
Engineering & Computer Science
(AREA)
Chemical & Material Sciences
(AREA)
Combustion & Propulsion
(AREA)
Transportation
(AREA)
Mechanical Engineering
(AREA)
Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography
(AREA)