Sealed Multi-Function Controller With Optical and Hall Position Sensing
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Solution Overview
Problem
Existing multi-function controllers lack robustness and versatility in harsh industrial environments, failing to provide reliable operation under conditions such as water exposure, mechanical shock, dust, and temperature changes, while also being limited in their ability to integrate seamlessly into various systems.
Innovation Solution
A multi-function controller designed as a sealed unit with a handle element that can be rotated, tilted, and pushed, incorporating light emitters and receivers, magnets and sensors, and a planetary gear arrangement, allowing for precise control and resistance to harsh conditions, and capable of generating a wide range of commands.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing multi-function controllers are used in harsh industrial environments, then basic control functions are provided, but reliability deteriorates due to water exposure, mechanical shock, dust, and temperature changes
Solution Approach 1:
The controller is enclosed in a sealed housing that protects internal components from environmental factors including water, dust, and mechanical shock. The sealed design with IP65 or higher rating creates a barrier between the controller and harsh industrial environments, ensuring reliable operation under adverse conditions.
2Adaptability or versatility
If existing multi-function controllers are designed for basic functionality, then device complexity is reduced, but adaptability deteriorates due to limited integration capability into various systems
Solution Approach 1:
The controller is designed with universal adaptability to integrate into diverse systems including industrial equipment, construction machinery, and material handling equipment. Multiple input interfaces (buttons, knobs, touchscreens) and output interfaces (digital, analog, communication protocols) enable the controller to function across different applications without requiring system-specific redesign.
Solution Approach 2:
The controller employs a modular architecture where the housing, control elements, display, and circuit board are separate interchangeable components. This segmentation allows the controller to be adapted to different systems by replacing or reconfiguring specific modules while maintaining the core sealed housing structure.
3Object-affected harmful factors
If controller components are made robust for harsh environments, then resistance to environmental factors improves, but ease of manufacture deteriorates due to sealing requirements
Solution Approach 1:
The sealed housing is manufactured as a single integrated component or pre-assembled unit with built-in sealing features. Gaskets, O-rings, and seal channels are incorporated into the housing design during molding or fabrication, eliminating the need for complex post-assembly sealing operations and maintaining manufacturing simplicity while achieving IP65 or higher protection ratings.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution provides a compact, reliable, and durable controller that is easy to manufacture and operate, offering resistance to water, mechanical shock, dust, and temperature changes, while enabling integration into diverse systems with precise control capabilities.
Implementation Method 1
a first light emitter and a first light receiver, the first light emitter and the first light receiver configured such that: if the control element is in a first rotational position and the first light emitter emits light of a first brightness, the first light receiver receives a first percentage of the light emitted by the first light emitter
Implementation Method 2
one of the first magnet and the first sensor connected to the control element, the other of the first magnet and the first sensor not connected to the control element
Data Source
AI summary
A multi-function controller, comprising a control element, a support element, at least a first light emitter and at least a first light receiver. A multi-function controller, comprising a control element, at least a first magnet and at least a first sensor. In some aspects, one or more occluders is provided. In some aspects, a control element is rotatable and/or tiltable, and/or the control element can be pushed or pulled, and movement of the control element is detected optically or by Hall effect sensors. In some aspects, an icon cap is not rotatable. A method comprising rotating and/or tilting a control element on a multi-function controller, and detecting a position of the control element.