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Methods for manufacturing a drum and a spring brake for an electromechanical actuator, associated electromechanical actuator and home automation installation

A technology of actuators and manufacturing methods, applied in mechanical equipment, building components, manufacturing tools, etc., can solve problems such as frictional instability, spring brake operation noise, etc.

Active Publication Date: 2019-12-24
SOMFY ACTIVITES SA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0011] Frictional instability of the holding and sliding phases of at least one coil of the spring brake relative to the inner surface of the drum shell, generating operating noise of the spring brake

Method used

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  • Methods for manufacturing a drum and a spring brake for an electromechanical actuator, associated electromechanical actuator and home automation installation
  • Methods for manufacturing a drum and a spring brake for an electromechanical actuator, associated electromechanical actuator and home automation installation
  • Methods for manufacturing a drum and a spring brake for an electromechanical actuator, associated electromechanical actuator and home automation installation

Examples

Experimental program
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Embodiment Construction

[0054] First, we refer to figure 1 and 2The home automation device according to the invention is described for installation in a building having an opening 1, a window or a door, a blind 2 equipped with a screening device 3, in particular a motorized roller shutter.

[0055] The shielding device 3 can be as figure 1 and 2 Roller shutters, canvas shades, or shades with adjustable slats, or roller shutters shown. The invention is applicable to all types of screening devices.

[0056] A roller shutter according to an embodiment of the invention with reference to figure 1 and 2 be explained.

[0057] The shade 2 of the screening device 3 is wound on the roller tube 4, and the roller tube 4 is driven by the electric drive device 5, and moves between a winding position, especially an upper position, and an unfolded position, especially a lower position.

[0058] The movable blind 2 of the shading device 3 is a closing curtain, a blackout curtain and / or a blind, and is wound o...

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PUM

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Abstract

A method relates to the manufacture of a drum (23) for a spring brake for an electromechanical actuator, the drum (23) comprising a housing (26) configured to house at least one helical spring, an input member and an output member. The housing (26) has an internal friction surface (27) configured to cooperate with at least one coil of the helical spring. The method comprises at least one step of mechanical surface treatment of the inner surface (27) of the housing (26) of the drum (23), the mechanical surface treatment of the inner surface (27) of the housing (26) of the drum (23) being a stepof creating grooves (50a, 50b) on the inner surface (27) of the housing (26).

Description

technical field [0001] The present invention relates to a manufacturing method of a drum part of a spring brake of an electromechanical actuator, a method of manufacturing a spring brake of an electric actuator having such a drum part obtained according to the above manufacturing method, having such a drum part obtained according to the above manufacturing method The obtained electromechanical actuator of the spring brake used for shading or sunshade home automation equipment, and the home automation equipment for shading or sunshade equipped with the electromechanical actuator. [0002] In general, the invention relates to the field of screening devices having motorized drive means for moving the shade between at least one first position and at least one second position. Background technique [0003] The electric drive device has an electromechanical actuator for closing, shading or sun-shading movable parts, such as shutters, doors, gates, curtains, etc., hereinafter refer...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E06B9/72E06B9/90
CPCE06B9/72E06B2009/905B24B33/02C23C8/30C25D3/56E06B9/42E06B2009/6809E06B2009/725F16H25/2454
Inventor S·埃雷迪亚F·博代E·拉加德A·罗德里格斯
Owner SOMFY ACTIVITES SA