NORMANVILLE TRANSMISSIONS LTD has a total of 13 patent applications. Its first patent ever was published in 1927. It filed its patents most often in Canada, France and United States. Its main competitors in its focus markets mechanical elements are NIPPON MINI MOTOR KK, NISHIKAWA SHOJI KK and YANCHENG JINZHOU MACHINERY MANUFACTURE CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 4 | |
#2 | France | 4 | |
#3 | United States | 3 | |
#4 | Germany | 2 |
# | Industry | |
---|---|---|
#1 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Gearing |
# | Name | Total Patents |
---|---|---|
#1 | Normanville Edgar Joseph De | 7 |
#2 | De Normanville Edgar Joseph | 3 |
#3 | Normanville Edgar-Joseph De | 1 |
Publication | Filing date | Title |
---|---|---|
US2097021A | Variable speed epicyclic gearing | |
US2012377A | Power transmitting mechanism | |
DE620036C | Cam-controlled valve for the pressure medium, which is used for switching speed change gears by means of hydraulically moved pistons | |
US1974329A | Hydraulically operated controlling device applicable to variable velocity ratio gearing | |
DE596631C | Epicyclic gearbox | |
CA381207A | Variable speed epicyclic gearing | |
CA357096A | Clutch control mechanism | |
CA369847A | Variable speed epicyclic gearing | |
CA352063A | Power transmitting mechanism |