Ceiling Formwork Recesses for 90-Degree Prop Coupling

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Solution Overview

Problem

The existing slab formwork systems lack the ability to couple formwork elements in different alignments to vertical supports, limiting their adaptability to various spatial relationships, as all panels must be oriented similarly when attached to a single support.

Innovation Solution

The introduction of recesses in the support surface of the beams, allowing for 90° offset coupling with vertical supports, enables flexible attachment of formwork elements, increasing the system's adaptability by allowing different orientations and installation scenarios.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If all formwork panels are oriented similarly when attached to a single vertical support, then the coupling structure is simple, but the adaptability to various spatial relationships is limited

Engineering Contradiction:
Improveadaptability to spatial relationshipsVSAvoidcoupling structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The coupling structure is segmented into multiple independent fixing elements (first fixing element and second fixing element) positioned at different locations on the vertical support. Each fixing element can independently engage with beams from formwork panels, allowing different panels to be oriented differently while maintaining structural integrity. This segmentation enables panels to be coupled in various alignments without requiring a completely different coupling mechanism for each orientation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The vertical support is designed with multi-functional capability by providing both a first fixing element and a second fixing element that can accommodate beams from formwork panels in different orientations. The support structure serves multiple functions: it can couple panels oriented perpendicular to each other, panels parallel to each other, or panels at various angles, all using the same vertical support component. This universality increases adaptability without proportionally increasing complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple fixing elements are provided at the head of a vertical support for 90° offset coupling, then the variability and adaptability of the system increase, but the device complexity increases

Engineering Contradiction:
Improvevariability of formwork systemVSAvoidnumber of fixing elements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Multiple fixing elements are merged into a single integrated vertical support head structure. The first fixing element and second fixing element are combined with the vertical support in one component, allowing them to function together as a unified coupling system. This merging approach provides the variability of multiple fixing options while avoiding the complexity of separate, standalone fixing devices for each orientation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The fixing elements are arranged in different spatial dimensions and orientations on the vertical support head. The first fixing element is positioned to accommodate beams in one direction, while the second fixing element is positioned to accommodate beams perpendicular to the first direction. This spatial arrangement in multiple dimensions allows the system to handle formwork panels in various orientations without requiring additional complexity beyond the vertical support structure itself.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS8313079B2Ceiling formwork system
Publication Date: 2012.11.20 PERI GMBH
  • US8313079B2 patent drawing
  • US8313079B2 patent drawing
  • US8313079B2 patent drawing

AI summary

The invention relates to a ceiling formwork system comprising several formwork elements, the bottom face of which is provided with supports that can be coupled to heads of vertical props. At least some areas of the cross section of said supports are embodied in a C-shaped manner, with two legs extending from a basic section. One of the legs is designed as a supporting surface that is to rest on a head of a vertical prop while the head of a vertical prop is provided with fixing elements which engage into one respective recess of a supporting surface. Said recess is configured so as to selectively couple the support to the vertical prop in two directions that are offset relative to each other by 90° at the end of the supporting surface which faces away from the basic section.