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US 11,373,829 B2Granted
Electromagnetic relay
AssigneeTyco Electronics (Shenzhen) Co. Ltd.
InventorsZhihong Huang, Kun Tang, Zhenxing Fu
Life of this patent
Estimating the term…
Abstract
An electromagnetic relay includes a base, a spool provided on the base, a coil wound on the spool, a yoke inserted into a hole formed in the spool, an armature movably provided on the base, a movable contact fixed on the base, a static contact fixed on the base, and a driving member connected between the armature and the movable contact. The yoke is L-shaped. The yoke and the armature form a rectangular magnetic loop.
Claims20
An electromagnetic relay, comprising:
- a base;
- a spool provided on the base;
- a coil wound on the spool;
- a yoke inserted into a hole formed in the spool, the yoke is L-shaped and includes a main body and an extension end connected to an upper end of the main body and extending perpendicular to the main body, the extension end of the yoke has a width larger than the main body of the yoke;
- an armature movably mounted on the base, the yoke and the armature form a rectangular magnetic loop, the armature includes a main body and an extension end connected to a lower end of the main body of the armature, an upper end of the main body of the armature has a width larger than a remainder of the main body of the armature, the widened extension end of the yoke is aligned with and faces the widened upper end of the main body of the armature;
- a movable contact fixed on the base and on a side of the spool opposite the armature, the movable contact having a movable elastic arm including a lower end fixed on the base;
- a static contact fixed on the base;
- and
- a driving member connected between the armature and an upper end of the movable elastic arm.
6 more elements
An electromagnetic relay, comprising:
- a base;
- a spool provided on the base, a receiving slot formed at an end of the base near the spool;
- a coil wound on the spool;
- a yoke inserted into a hole formed in the spool, the yoke is L-shaped and includes a main body and an extension end connected to an upper end of the main body and extending perpendicular to the main body;
- an armature movably provided on the base and including a main body and an extension end connected to a lower end of the main body of the armature and extending perpendicular to the main body of the armature, the extension end of the armature received in the receiving slot, the yoke and the armature form a rectangular magnetic loop, the main body of the yoke and the main body of the armature are arranged opposite to each other to form a first pair of opposite sides of the rectangular magnetic loop, and the extension end of the yoke and the extension end of the armature are arranged opposite to each other to form a second pair of opposite sides of the rectangular magnetic loop;
- a movable contact fixed on the base;
- a static contact fixed on the base;
- a driving member connected between the armature and the movable contact and
- an elastic pressing member arranged on the base and pressing against an outer side of the lower end of the main body of the armature.
6 more elements
An electromagnetic relay, comprising:
- a base;
- a spool provided on the base;
- a coil wound on the spool;
- a yoke inserted into a hole formed in the spool, the yoke is L-shaped;
- an armature movably provided on the base, the yoke and the armature form a rectangular magnetic loop;
- a movable contact fixed on the base and having a movable elastic arm and a movable contact point disposed on an upper end of the movable elastic arm, a lower end of the movable elastic arm is fixed on the base;
- a static contact fixed on the base and having a static elastic arm and a static contact point disposed on an upper end of the static elastic arm, a lower end of the static elastic arm is fixed on the base;
- a driving member connected between the armature and the movable contact, an upper end of the armature is inserted into a slot formed in a first end of the driving member, a second end of the driving member is inserted into a slot formed in the upper end of the movable elastic arm and the driving member is connected between the armature and the movable elastic arm;
- and
- an elastic pressing member arranged on the base and pressing against an outer side of the armature.
7 more elements
Dependencies are inferred from the claim text.