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US 12,442,436 B2Granted
Linear actuator with protection mechanism
AssigneeTimotion Technology Co., Ltd.
InventorYu-Chang Lin
Life of this patent
Estimating the term…
Abstract
A linear actuator (1) with the protection mechanism includes: a motor case (10) having a case member (11) with a bottom plate (111) on which a through hole (114) is formed; a drive mechanism (20) accommodated in the case member (11); a transmission mechanism (30) having a machine core (31), a bearing (32), a base seat (33) with an extending plate (332) on which a penetrated hole (333) is formed, and a fasten unit (34) with a head part (341), the machine core (31) is connected to the drive mechanism (20), the bearing (32) is disposed on the base seat (33) and sheathes the machine core (31), the fasten unit (34) is fastened with the bottom plate (111); and a protection structure (40) sheathing the fasten unit (34) and disposed between the bottom plate (111) and the head part (341).
Claims6
A linear actuator (1), comprising:
- a motor case (10), comprising a case member (11), wherein the case member (11) comprises a bottom plate (111), and a through hole (114) is defined on the bottom plate (111);
- a drive mechanism (20), accommodated in the case member (11);
- a transmission mechanism (30), comprising a machine core (31), a bearing (32), a base seat (33) and a fasten unit (34), wherein the machine core (31) passes through the through hole (114) and is connected to the drive mechanism (20), the base seat (33) comprises an extending plate (332), the extending plate (332) comprises a penetrated hole (333), the bearing (32) is disposed on the base seat (33) and adapted to sheathe the machine core (31), the fasten unit (34) passes through the penetrated hole (333) to be fastened with the bottom plate (111), and the fasten unit (34) comprises a head part (341);
- and
- a protection structure (40), adapted to sheathe the fasten unit (34) and disposed between the bottom plate (111) and the head part (341);
- wherein the base seat (33) further comprises a bearing cave (331), the extending plate (332) is extended from the bearing cave (331), and the bearing (32) is disposed in the bearing cave (331);
- wherein the protection structure (40) comprises a first elastic pad (412) and a second elastic pad (413), the first elastic pad (412) is disposed between the extending plate (332) and the bottom plate (111), and the second elastic pad (413) is disposed between the head part (341) and the extending plate (332);
- wherein the protection structure (40) further comprises a pressure-sensitive sensor (42), and the pressure-sensitive sensor (42) is disposed between the head part (341) and the second elastic pad (413).
5 more elements
A linear actuator (1), comprising:
- a motor case (10), comprising a case member (11), wherein the case member (11) comprises a bottom plate (111), and a through hole (114) is defined on the bottom plate (111);
- a drive mechanism (20), accommodated in the case member (11);
- a transmission mechanism (30), comprising a machine core (31), a bearing (32), a base seat (33) and a fasten unit (34), wherein the machine core (31) passes through the through hole (114) and is connected to the drive mechanism (20), the base seat (33) comprises an extending plate (332), the extending plate (332) comprises a penetrated hole (333), the bearing (32) is disposed on the base seat (33) and adapted to sheathe the machine core (31), the fasten unit (34) passes through the penetrated hole (333) to be fastened with the bottom plate (111), and the fasten unit (34) comprises a head part (341);
- and
- a protection structure (40), adapted to sheathe the fasten unit (34) and disposed between the bottom plate (111) and the head part (341);
- wherein the base seat (33) further comprises a bearing cave (331), the extending plate (332) is extended from the bearing cave (331), and the bearing (32) is disposed in the bearing cave (331);
- wherein the protection structure (40) comprises a first elastic pad (412) and a second elastic pad (413), the first elastic pad (412) is disposed between the extending plate (332) and the bottom plate (111), and the second elastic pad (413) is disposed between the head part (341) and the extending plate (332);
- wherein the protection structure (40) further comprises a pressure-sensitive sensor (42), and the pressure-sensitive sensor (42) is disposed between the second elastic pad (413) and the extending plate (332).
5 more elements
A linear actuator (1), comprising:
- a motor case (10), comprising a case member (11), wherein the case member (11) comprises a bottom plate (111), and a through hole (114) is defined on the bottom plate (111);
- a drive mechanism (20), accommodated in the case member (11);
- a transmission mechanism (30), comprising a machine core (31), a bearing (32), a base seat (33) and a fasten unit (34), wherein the machine core (31) passes through the through hole (114) and is connected to the drive mechanism (20), the base seat (33) comprises an extending plate (332), the extending plate (332) comprises a penetrated hole (333), the bearing (32) is disposed on the base seat (33) and adapted to sheathe the machine core (31), the fasten unit (34) passes through the penetrated hole (333) to be fastened with the bottom plate (111), and the fasten unit (34) comprises a head part (341);
- and
- a protection structure (40), adapted to sheathe the fasten unit (34) and disposed between the bottom plate (111) and the head part (341);
- wherein the base seat (33) further comprises a bearing cave (331), the extending plate (332) is extended from the bearing cave (331), and the bearing (32) is disposed in the bearing cave (331);
- wherein the protection structure (40) comprises an elastic member (41B) and a pressure-sensitive sensor (42), the elastic member (41B) comprises a mounting slot (414), and the extending plate (332) passes through the penetrated hole (333) to be mounted in the mounting slot (414).
4 more elements
Dependencies are inferred from the claim text.