Hair Weft Packaging Maintains Curl Uniformity
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Solution Overview
Problem
Existing packaging methods for hair wefts often result in non-uniform or multi-directional curling of hair strands, which is undesirable for discerning customers seeking a natural look.
Innovation Solution
A manufacturing process that coils the hair weft along a film layer, parts the hair strands to create a one-directional curl configuration, and wraps them around a support to maintain the curl while allowing for easy inspection and re-packaging without altering the curl pattern.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional packaging methods are used to store hair wefts, then the packaging is simple and easy to manufacture, but the hair strands develop non-uniform or multi-directional curls that deteriorate appearance quality
Solution Approach 1:
The packaging structure is segmented into multiple functional components: a base layer for support, a cylindrical form for shaping, a wrapping layer for securing, and a cap for closure. Each component performs a specific function in maintaining curl uniformity, allowing the complex packaging task to be divided into manageable segments that collectively achieve the desired precision.
Solution Approach 2:
A cylindrical form or mandrel is introduced as an intermediary object between the hair weft and the final packaged state. This intermediary provides a predetermined curvature that guides the hair strands into a uniform curl pattern during packaging, and is subsequently removed, leaving the hair with consistent curls without requiring complex direct manipulation mechanisms.
2Manufacturing precision
If hair strands are tightly packaged to maintain curl configuration, then curl uniformity is improved, but the ability to inspect hair quality without handling is reduced
Solution Approach 1:
A flexible transparent wrapping layer or film is used to enclose the curled hair weft. This thin film maintains the curl configuration through gentle constriction while allowing complete visual inspection of the hair quality, color, and curl pattern from the exterior. The transparency of the film eliminates information loss while preserving the beneficial curl-maintaining pressure.
3Manufacturing precision
If multiple packaging steps are used to achieve uniform curls, then hair appearance quality is improved, but the packaging process becomes more time-consuming
Solution Approach 1:
The cylindrical form is pre-prepared with the exact curvature needed for the desired curl pattern. The hair weft is placed on this pre-configured form, which immediately imparts the correct curvature as the hair is wrapped around it. This preliminary preparation of the forming surface eliminates the need for time-consuming manual curling or iterative adjustment steps during the packaging process.
Solution Approach 2:
Multiple functions are merged into a single packaging operation: the cylindrical form simultaneously provides structural support, defines the curl pattern, and serves as a wrapping surface. The transparent film concurrently secures the hair in position and enables visual inspection. This merging of functions into integrated components reduces the number of separate steps required.
Data Source
AI summary
A manufacture includes a hair accessory (200,300) comprising a weft (201,301) and a plurality of hair strands (202,302), a film layer (411), and a support (1206). The weft can be arranged in a coil (408) along the film layer with the plurality of hair strands extending outwardly from the coil. The plurality of hair strands can be parted (1101,1102) to define a first subset of hair strands (1103) extending substantially in a first direction (1105) from the coil and a second subset of hair strands (1104) extending substantially in a second direction from the coil to form a parted hair assembly (1109). The parted hair assembly can then be wrapped about the support so as to preserve a one directional curl in the hair, as well as offer consumers a way to inspect both the interior side (1204) and the exterior side (1205) without disturbing the curl or coil.