Motorized Drawer Front Adjustment for Uniform Furniture Alignment
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Solution Overview
Problem
Existing drawer systems in furniture lack a user-friendly and precise method to align drawer fronts uniformly, resulting in a visually appealing appearance, especially when multiple drawers are inserted or closed, as the edges of the drawer fronts often do not align harmoniously with each other or the furniture body.
Innovation Solution
A drawer front adjustment device with a motor drive is integrated into the drawer or drawer guide unit, allowing for precise adjustment of the drawer front's inclination and position perpendicular to the movement direction, ensuring uniform gap widths between adjacent drawer fronts, which can be adjusted along the height, width, or side axes, and is permanently attached to the drawer or guide unit for convenience and aesthetic integration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual adjustment methods are used for drawer fronts, then device complexity is reduced, but manufacturing precision and alignment uniformity deteriorate
Solution Approach 1:
The patent replaces manual mechanical adjustment with an automated motorized drive system. The motorized drive unit (202) with drive screw (204) and nut (206) automatically positions drawer fronts, eliminating manual intervention and achieving precise alignment uniformity across multiple drawers without requiring complex manual adjustment mechanisms.
Solution Approach 2:
The adjustment device is designed to be permanently attached to the drawer assembly and automatically performs alignment functions. The system serves itself by integrating the motorized drive directly into the drawer structure, allowing autonomous adjustment of drawer front positions without external intervention or complex external control systems.
2Ease of operation
If permanent attachment of motorized drive is implemented, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The motorized drive unit (202) is permanently merged with the drawer assembly structure. The drive assembly is integrated into the drawer side wall or guide unit, combining the adjustment mechanism with the structural elements of the drawer. This permanent integration allows convenient operation at any time while avoiding the complexity of removable or temporary attachment systems.
3Shape
If motorized drive is concealed, then visual appearance is improved, but ease of repair deteriorates
Solution Approach 1:
The motorized drive unit (202) is nested within hollow spaces or cavities in the drawer elements. The drive assembly is housed inside the drawer side wall or frame structure, concealing it from external view to maintain aesthetic appearance. The nested positioning allows the motorized components to be hidden while remaining accessible through designated service openings or removable panels for maintenance and repair.
Data Source
Figure 1~3
AI summary
A drawer (4) and drawer guide unit (3) are proposed, wherein the drawer (4) is composed of drawer elements comprising a drawer base (5), a drawer back panel (8), a drawer front (6) opposite the drawer back panel (8), and two drawer side panels (7), wherein the drawer guide unit (3) comprises a fixed rail and a drawer slide, and wherein the drawer (4) and/or the drawer guide unit (3) has a front adjustment device (10, 17) configured to adjust the drawer front (6) in inclination and/or perpendicular to a drawer movement direction provided by the drawer guide unit (3) in order to specify the position and/or orientation of the drawer front (6) in a closed state of the drawer (4) on the furniture (1) when the drawer (4) is attached to the furniture (1).According to the invention, the front adjustment device (10, 17) comprises a motor drive (12, 18) for adjusting the drawer front (6) at least perpendicular to the direction of drawer movement, wherein the front adjustment device (10, 17) with the motor drive (12, 18) remains permanently attached to the drawer (4) and/or to the drawer guide unit (3).