Petal pair open gear coupling wind valve

• Main Authors: JIA GUANGHUI, LIN LAIYU, ZHOU ZHEZHONG, SUN KAI, LI YANHUA, XIE WENZHENG, LI ZHONG
• Format: Patent
• Language: Chinese; English
• Published: 13.08.2008
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The utility model discloses a flap folio gear ventilation valve, relating to the technical field of a ventilation valve, comprising a valve body (1), a valve plate (4), a valve plate shaft (5), a gear box (2) and an actuating mechanism (11), wherein the valve body (1) is provided with a plurality of...