Method for installing a drawer element and construction kit for the displaceable mounting of a drawer element, a piece of furniture, and a domestic appliance
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Solution Overview
Problem
The existing methods for installing pullout guides on furniture side walls are complex, particularly due to the difficulty in aligning grooves for locking elements, especially in poor light conditions, and the risk of losing locking elements, as well as the complexity of installing individual cable pull sections.
Innovation Solution
A method and construction kit that simplifies the installation by using preinstalled deflection elements and tensioning sleeves, allowing for tool-free assembly with fewer components and steps, including holders with deflection elements and adjustable tensioning sleeves, which can be secured in place using a slide mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a holder with deflection rollers is installed by screws in the rear region of the middle rail, then the synchronization device can be assembled, but the installation becomes complex and time-consuming
Solution Approach 1:
The holder is divided into separate components: the holder body and the deflection rollers. The deflection rollers are pre-mounted on the holder body as a integrated unit, eliminating the need for separate installation steps and reducing overall assembly complexity while maintaining functional reliability
Solution Approach 2:
The deflection rollers are pre-installed on the holder body during manufacturing or pre-assembly, rather than being installed separately during final assembly. This preliminary action simplifies the on-site installation process and reduces the number of steps required
2Reliability
If a locking element is inserted into grooves on a tensioning sleeve, then the cable pull can be tensioned, but alignment of grooves becomes difficult in poor light conditions and the locking element can be lost
Solution Approach 1:
The tensioning sleeve features self-aligning grooves with increased diameter that automatically guide the locking element into the correct position without requiring precise manual alignment. The enlarged groove diameter provides tolerance for misalignment, and the self-centering geometry ensures proper engagement even in poor lighting conditions
Solution Approach 2:
The groove diameter on the tensioning sleeve is increased compared to standard designs. This parameter change creates a larger target area for the locking element, making alignment significantly easier and reducing the risk of the locking element being lost during installation
3Reliability
If individual cable pull sections are installed separately, then the cable pull system can be assembled, but the installation process becomes comparatively complex
Solution Approach 1:
Multiple cable pull sections are pre-assembled into a single integrated cable pull unit with connection elements already attached. This merging of separate components into one assembly eliminates the need for multiple separate installation steps, reducing complexity while ensuring proper system assembly
Data Source
AI summary
A method for installing a drawer and a construction kit for the displaceable mounting of a drawer element having a first and a second pullout guide, which are installable on opposing side walls, and a preinstalled device for synchronizing the movement of the movable rails of the two pullout guides using a cable pull. The side walls are preferably the side walls of furniture bodies or household appliances.