The metal yoke or mounting strap of an electric receptacle includes an integrally formed portion stamped from the central section and bent to extend toward the receptacle cover. The screw holding the wall plate in position extends through aligned openings in the plate and receptacle cover to ...
发明人: WB Drapkin 被引量: 13 摘要: The metal yoke or mounting strap of an electric receptacle includes an integrally formed portion stamped from the central section and bent to extend toward the receptacle cover. The screw holding the wall plate in position extends through aligned openings...
ainto a non-polarized outlet, the metal screw can become energized, presenting an electric shock hazard to anyone attempting to change the lamp. Second, if the lamp unscrews in the socket for any reason, it can lose contact with the center contact and stop working until it is screwed in ...
申请(专利权)人: SLATER ELECTRIC INC. 发明人: RH Hoehn 被引量: 66 摘要: A screw mounting clip member is provided with a spring detent member cooperating with a stop member to slidably fixedly engage the clip in a slotted aperture adjacent an unthreaded screw-receiving borehole. Another...
3. Easy Installation: compact structure, take up limited space; refrigerant has been filled in the chiller so as to save time and expenses; 4. Low Cost for Operation and Maintenance; 5. Comprehensive Security Protection: high and low pressure protection, electric motor protection, safety valve...
3. External rotor type axial fans, equipped with three phase direct drive motors, low noise 8 poles, protection level IP54, provided with a protective outlet grille. 4. Electric panel consist of: compressor contactor, fan motor contactor, compressor isolating switch, ...
An automatic tap for water systems supplied by small electric pumps has a fixed spindle (16) which can be rotated, during the rotary motion of which a switching element (20) coupled via a thread (18) and further engagement means has an axial motion imparted to it, an electric switch (...
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Extruders are designed to mix hardenable materials and to push them through an opening which shapes them in a particular way. While extruded objects can be of different lengths, their cross section always corresponds to that of the die at the outlet of the extruder. ...
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