Battery Terminal Post Clamp Sensor Integration

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Solution Overview

Problem

Existing electronic sensor device arrangements at battery terminal post clamps require additional components and production steps due to screw connections, which complicate torque support and assembly.

Innovation Solution

A secure and reliable connection is achieved using a receptacle and fastening member that can be inserted in a positive or non-positive locking manner, eliminating the need for screws or rivets, with the fastening member integrated into the terminal post clamp or housing as a one-piece structure, and an electrically conductive connection provided through a welded joint.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If screw connections are used to connect the terminal post clamp to the housing, then a secure mechanical connection and torque support are achieved, but additional components and production steps are required

Engineering Contradiction:
Improvemechanical connection strengthVSAvoidnumber of components
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent merges the fastening function and torque support function into the terminal post clamp itself by integrating a receptacle and fastening member directly into the clamp structure. This eliminates the need for separate screws, nuts, and other fastening components, thereby reducing device complexity while maintaining secure mechanical connection and torque support capabilities.

Inventive Principle:
Principle #5Merging (Combining)

2Strength

If screw connections are used to connect the terminal post clamp to the housing, then a secure mechanical connection and torque support are achieved, but additional production steps are required

Engineering Contradiction:
Improvemechanical connection strengthVSAvoidassembly speed
Core Design Contradiction:
StrengthVSProductivity

Solution Approach 1:

By combining the fastening means (receptacle and fastening member) into the terminal post clamp as integrated components, the patent eliminates multiple assembly steps involving screws and nuts. The sensor device can be directly attached to the clamp through the integrated fastening mechanism, significantly improving assembly speed and productivity.

Inventive Principle:
Principle #5Merging (Combining)

3Strength

If additional components such as screws and rivets are used for torque support, then mechanical connection strength is improved, but manufacturing cost increases

Engineering Contradiction:
Improvemechanical connection strengthVSAvoidmanufacturing cost
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The patent integrates the fastening means directly into the terminal post clamp structure, eliminating the need for separate screws, rivets, and other fastening components. This reduction in part count lowers material costs, assembly costs, and overall manufacturing expenses while maintaining the required mechanical connection strength.

Inventive Principle:
Principle #5Merging (Combining)

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

This solution simplifies the assembly process, reduces production costs, and ensures a secure mechanical and electrical connection, protecting the sensor device from damage while supporting torque without additional components.

Implementation Method 1

a receptacle (13) and a fastening member (8) that can be inserted at least in sections into the receptacle (13) in a positive locking and/or non-positive locking manner

Methodology Applied
Scientific EffectPositive locking: Mechanical Fastener

Implementation Method 2

an electrically conductive connection provided through a welded joint

Methodology Applied
Scientific EffectWelding: Welding

Data Source

PatentUS9404978B2Arrangement of an electronic sensor device at a terminal post clamp of a battery and a method for producing such an arrangement
Publication Date: 2016.08.02 HELLA GMBH & CO KGAA
  • US9404978B2 patent drawing
  • US9404978B2 patent drawing
  • US9404978B2 patent drawing

AI summary

An arrangement of an electronic sensor device (3) at a terminal post clamp (1) of a battery. The arrangement comprises: a terminal post clamp (1) of a battery; an electronic sensor device (3); a housing (10), which can accommodate the electronic sensor device (3); and a fastening means, which can connect the housing (10) to the terminal post clamp (1). The fastening means comprises a receptacle (13) and a fastening member (8) that can be inserted at least in sections into the receptacle (13) in a positive locking and/or non-positive locking manner.