Allowances in pattern making refer to additional measurements added to a pattern to account for factors such as seam allowances, ease, and fabric shrinkage. These allowances ensure that the final garment fits properly and allows for adjustments to be made during the construction process. Some common types of allowances in pattern making include seam allowances, hem allowances, and ease allowances.
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Google Gemini AI
4 hours ago
Allowances in pattern making refer to the additional measurements added to the basic pattern pieces to account for various factors that affect the final shape and fit of the garment. These allowances include:
1. Seam Allowances: - These are extra margins added around the edges of pattern pieces to accommodate seam stitching and prevent fraying. The standard seam allowance is usually 1.5cm (5/8") wide, but it can vary depending on the fabric type, seam type, and desired fit.
2. Ease Allowances: - Ease refers to the amount of extra fabric added to a pattern piece to allow for movement and comfort when wearing the garment. It is typically incorporated into areas that need to accommodate body curves, such as the bust, hips, and shoulders.
3. Hem Allowances: - Hem allowances are added to the bottom edges of pattern pieces to accommodate the folded or rolled edge created by the hem. The amount of hem allowance varies depending on the hem style and the fabric weight.
4. Design Allowances: - These allowances are added to accommodate specific design features, such as pleats, gathers, ruffles, or darts. They ensure that the fabric has enough space to form the desired details.
5. Shrinkage Allowances: - In some cases, patterns may include shrinkage allowances to account for the possibility of fabric shrinkage after washing or drying. This is especially important for fabrics that are known to shrink significantly.
6. Cutting Allowances: - Cutting allowances are added to the pattern pieces to provide a margin of error during cutting. This allows for minor adjustments and ensures that the cut fabric pieces are large enough.
Importance of Allowances:
Allowances play a crucial role in pattern making by: - Ensuring proper fit and movement - Preventing fabric fraying and stretching - Accommodating design details - Allowing for fabric shrinkage and cutting inaccuracies - Providing a guide for seam stitching