Key joint apparatus for assembly of electrical motors

Details Key joint apparatus for assembly of electrical motors Key joint apparatus for assembly of electrical motors

1986-05-08

1987-07-21

Salce, Patrick R.

Electrical generator or motor structure

Dynamoelectric

Rotary

403356, 403359, 310211, F16B 300, H02K 122

Patent

active

046820698

ABSTRACT:
The invention concerns a key joint for electric motors. More particularly, in order to obtain simplified assembly of a squirrel-cage rotor having inclined grooves to a shaft, a key joint is provided wherein the key comprises two integrated parts (1) and (2). The first part (1) has the same width and depth as the keyway in the shaft, while the second part (2) is inclined relative to the first part (1) and arranged radially outside of the latter.

REFERENCES:
patent: 1777320 (1930-10-01), McCollum
patent: 2976702 (1961-03-01), Pietsch
patent: 3420556 (1969-01-01), Downie
patent: 3722929 (1973-03-01), Gilman

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