Collapsible Bakery Cart Frame Reducing Floor Space
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Solution Overview
Problem
Conventional bakery carts are cumbersome to store, occupy valuable space, and require significant time and labor for assembly and disassembly, with non-uniform and inefficient stacking structures.
Innovation Solution
A collapsible bakery cart design featuring a frame with pivotally coupled corner supports and base rails that move laterally and vertically to reduce width, a top cover that swings and hangs for compact storage, and hinged beams that fold into V-shaped segments for easy expansion and collapse, maintaining a constant frame length.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If conventional bakery carts use rigid non-collapsible frames, then structural stability is maintained, but floor space occupation increases significantly
Solution Approach 1:
The bakery cart employs a collapsible frame structure that transitions between expanded and collapsed states. The frame includes laterally oriented base rails and vertically oriented corner supports that can move relative to each other, allowing the cart to collapse laterally while maintaining structural integrity during use.
Solution Approach 2:
The collapsible frame design allows the cart to nest into a compact configuration for storage. The base rails and corner supports are arranged to enable the frame to collapse inward, reducing the overall footprint while maintaining all functional components.
2Area of stationary object
If bakery carts are designed to dismantle for storage, then floor space is reduced, but assembly and disassembly time increases
Solution Approach 1:
The collapsible mechanism allows the cart to transition between expanded and collapsed states without complete disassembly. The frame components remain connected through movable joints, enabling rapid collapse and expansion while maintaining structural integrity.
Solution Approach 2:
The frame is divided into modular segments including base rails and corner supports that can move independently. This segmentation allows the cart to collapse into a compact form while maintaining all connections, eliminating the need for time-consuming disassembly and reassembly.
3Productivity
If bakery carts use stackable designs, then storage efficiency improves, but the nesting structure becomes non-uniform and complex
Solution Approach 1:
The collapsible frame design enables the cart to nest uniformly within itself or other identical carts. The standardized collapse mechanism ensures consistent nesting geometry, creating uniform stacks that are easier to manage and store compared to non-uniform stackable designs.
Data Source
AI summary
A bakery cart includes a frame and a top cover. The frame includes corner supports, base rails, shelf ledges and hinged beams. The top cover swings from a cover position to a stow position, and frame moves from an expanded position to a collapsed position to reduce the frame width. Advantageously, the bakery cart is a reliable, lightweight, collapsible cart with a simple, inexpensive construction for holding shelves with food products in the expanded position and compact storage in the collapsed position.