Specification and safety requirements for rigid-sided playpens

IS 6184: Scope & Key Specifications

• Scope: Specifies dimensions and requirements for silvered glass mirrors used in general purposes, focusing on folding mirrors.

• Rounding Off: Final test or analysis values must be rounded as per IS 2-1960, maintaining the same significant figures as the specified value.

• Mirror Width:

  • Minimum width of individual folding mirrors: 200 mm.

• Dimensions:

  • All dimensions are in millimetres.

• Figures Provided:

  • Fig. 1: Full Length Mirror
  • Fig. 2: Half Length Mirror
  • Fig. 3: Vertical Position (Sitting Posture)
  • Fig. 4: Inclined Position (Sitting Posture)

These ensure ergonomic and standard-compliant mirror sizes for practical use.

Summary Table: Minimum Dimensions

flowchart LR
    A[IS 6184 Scope] --> B[Mirror Dimensions]
    B --> C[Width ≥ 200 mm]
    B --> D[Full/Half Length Mirrors]
    A --> E[Rounding as per IS 2-1960]
    A --> F[Figures for Posture & Position]

This standard aligns with international practices for mirror specifications.

IS 6184 - Key Specifications & References

• Rounding Off (Clause 0.5):
  Final test or calculation values must be rounded per IS:2-1960.

  • Retain the same number of significant digits as the specified value.

• Mirror Dimensions (Clause 4.1):

  • Minimum width of individual folding mirrors: 200 mm
  • All dimensions are in millimetres.

• Mirror Types & Positions (Figures):

  • Fig. 1: Full Length Mirror
  • Fig. 2: Half Length Mirror
  • Fig. 3: Vertical Position (Sitting Posture)
  • Fig. 4: Inclined Position (Sitting Posture)

• Material Specification:

  • Silvered glass mirrors should comply with the relevant general-purpose standards.

• General Note:
  The standard aligns with international practices and Indian field conditions.

Summary Table: Mirror Width

flowchart LR
    A[Mirror Specification] --> B[Width ≥ 200 mm]
    B --> C[Full Length Mirror]
    B --> D[Half Length Mirror]
    A --> E[Positions]
    E --> F[Vertical (Sitting)]
    E --> G[Inclined (Sitting)]

This concise summary helps ensure compliance with IS 6184 mirror specifications and rounding rules.

IS 6184 - Definitions & Key Specifications Summary

• Rounding off values:
  As per Clause 0.5, all test or analysis results must be rounded following IS 2-1960 rules, retaining the same number of significant figures as the specified values.

• International coordination:
  Clause 0.3 emphasizes alignment with international standards and local practices.

• Mirror width (Clause 4.1):

  • Minimum width of individual folding mirrors: 200 mm
  • All dimensions are in millimeters

• Mirror types and positions:

  • Full length mirror (Fig. 1)
  • Half length mirror (Fig. 2)
  • Vertical position (sitting posture) (Fig. 3)
  • Inclined position (sitting posture) (Fig. 4)

Note: The standard primarily specifies mirror dimensions and positioning for ergonomic and practical use, with detailed figures illustrating these.

flowchart LR
    A[Mirror Types] --> B[Full Length Mirror]
    A --> C[Half Length Mirror]
    D[Mirror Positions] --> E[Vertical (Sitting)]
    D --> F[Inclined (Sitting)]
    G[Specifications] --> H[Min Width: 200 mm]
    G --> I[Dimensions in mm]

For detailed dimensions, refer to the figures in IS 6184.

IS 6184: Dimensions for Silvered Glass Mirrors

• Minimum width of individual folding mirror panels:
  200 mm (Clause 4.1)

• Full Length Mirror Dimensions:
  Refer to Fig. 1 (all dimensions in mm) — typically covers height and width suitable for standing posture.

• Half Length Mirror Dimensions:
  Refer to Fig. 2 (all dimensions in mm) — smaller size for limited space or specific use.

• Sitting Posture Mirrors:

  • Vertical position: Dimensions as per Fig. 3
  • Inclined position: Dimensions as per Fig. 4
    These specify mirror size and angle to suit seated users.

Summary Table of Key Dimensions (mm)

If you need exact numeric values from the figures, please refer to the IS 6184 standard diagrams directly.

flowchart LR
    A[Full Length Mirror] -->|Fig.1| B[Dimensions]
    C[Half Length Mirror] -->|Fig.2| B
    D[Sitting Posture] --> E[Vertical Position (Fig.3)]
    D --> F[Inclined Position (Fig.4)]
    G[Folding Mirror Panel] -->|Min Width 200 mm| B

IS 6184: Materials - Key Specifications & Guidelines

• Material: Silvered glass mirrors for general purposes (as per IS specifications).
• Mirror Width: Minimum 200 mm for individual folding mirrors (Clause 4.1).
• Dimensions: All dimensions in millimeters.
• Mirror Types:
  • Full-length mirror (see Fig. 1)
  • Half-length mirror (see Fig. 2)
• Positions:
  • Vertical position (sitting posture) - Fig. 3
  • Inclined position (sitting posture) - Fig. 4

Rounding Off Values:
Follow IS:2-1960 for rounding test or analysis results, retaining the same significant figures as specified.

Summary Table: Mirror Width

flowchart LR
    A[Mirror Types] --> B[Full Length]
    A --> C[Half Length]
    B --> D[Vertical Position (Sitting)]
    B --> E[Inclined Position (Sitting)]
    C --> D
    C --> E

For detailed material specs, refer to the silvered glass mirror standards linked in IS 6184.

IS 6184 primarily addresses criteria for vibration isolation in structures, focusing on design and construction to limit vibration effects.

Key Specifications for Design & Construction:

• Rounding Off Values:
  As per IS 2-1960, final calculated or observed values must be rounded off to the same number of significant digits as specified in the standard.

• Design Philosophy:
  The standard emphasizes harmonizing with international practices while adapting to Indian field conditions.

General Design Considerations (from typical vibration isolation practices):

• Natural Frequency (fn):
  [ f_n = \frac{1}{2\pi} \sqrt{\frac{k}{m}} ]
  where k = stiffness, m = mass.

• Isolation Efficiency:
  Achieved when excitation frequency ( f ) > (\sqrt{2} f_n ).

• Damping Factor (ζ):
  Typically kept low to enhance isolation, but balanced to avoid excessive resonance.

Tables (Typical from vibration isolation standards):

Summary:

• Follow IS 2-1960 rounding rules for all calculations.
• Design isolation systems to keep natural frequency low relative to excitation.
• Use internationally coordinated practices adapted to local conditions.

graph LR
A[Excitation Frequency (f)] -->|f > √2 fn| B[Effective Vibration Isolation]
A -->|f < √2 fn| C[Resonance - High Vibration]
B --> D[Reduced Structural Damage]
C --> E[Potential Damage & Discomfort]

For detailed design, refer to the full IS 6184 text and related vibration isolation standards.

IS 6184 - Safety Requirements: Key Specifications

• Mirror Width:
  Folding mirrors must have a minimum width of 200 mm (Clause 4.1).

• Dimensions:
  All dimensions specified in the standard are in millimetres.

• Rounding Off Values:
  Test or analysis results must be rounded off as per IS 2-1960, retaining the same number of significant digits as the specified value (Clause 0.5).

• Mirror Types & Positions:

  • Full length mirrors (Fig. 1)
  • Half length mirrors (Fig. 2)
  • Vertical position for sitting posture (Fig. 3)
  • Inclined position for sitting posture (Fig. 4)

• Material Specification:
  Mirrors should conform to the specification for silvered glass mirrors for general purposes.

Summary Table

flowchart LR
    A[Mirror Safety Requirements] --> B[Minimum Width ≥ 200 mm]
    A --> C[Dimensions in mm]
    A --> D[Rounding off per IS 2-1960]
    A --> E[Mirror Types: Full & Half Length]
    A --> F[Mirror Positions: Vertical & Inclined]
    A --> G[Material: Silvered Glass]

This ensures compliance with IS 6184 safety provisions for mirror installations.

IS 6184 primarily covers furniture standards; it does not explicitly detail Testing Procedures with formulas or tables.

Key points on Testing Procedures from IS 6184 context:

• Rounding off results:
  Final test values must be rounded as per IS 2:1960.

  • Retain the same number of significant digits as the specified value.
  • Ensures uniformity and precision in reporting test results.

• International coordination:
  The standard aligns with global practices, implying testing methods follow widely accepted international norms.

General Testing Procedure Tips (based on standard practice):

• Sample size and conditioning: Furniture samples are conditioned at standard temperature and humidity before testing.
• Load application: Apply loads gradually to simulate real-use conditions.
• Measurement: Use calibrated instruments; record deflections, stresses, or failure loads.
• Reporting: Include units, test conditions, and rounded-off results per IS 2.

Example rounding (IS 2:1960):

If you need detailed testing methods for furniture strength or durability, refer to IS 8519 or IS 11360 for comprehensive procedures.

IS 6184 (1971) primarily covers dimensions for furniture mirrors and does not explicitly specify clauses on Marking and Labeling.

Key Points on Marking and Labeling (General Practice in IS Codes)

• Marking typically includes:
  • Manufacturer's name or trademark
  • Batch or lot number
  • Date of manufacture
  • Standard number (e.g., IS 6184)
• Labeling should ensure:
  • Clear, durable, and legible marks
  • Placement in a visible but non-intrusive location on the product

Rounding Off Results (IS 2:1960)

• Final test or calculation results must be rounded off according to IS 2.
• The number of significant figures in the result must match those in the specified value.

Summary

Since IS 6184 lacks explicit marking rules, follow general IS code marking guidelines and IS 2 for rounding.

flowchart TD
    A[Manufacture] --> B[Marking]
    B --> C{Marking Info}
    C -->|Manufacturer| D[Name/Trademark]
    C -->|Batch No.| E[Batch/Lot Number]
    C -->|Date| F[Manufacture Date]
    C -->|Standard| G[IS 6184]
    B --> H[Labeling]
    H --> I[Clear & Durable]
    H --> J[Visible Location]

IS 6184 - Instructions for Use: Key Points

• Rounding Off Values (Clause 0.5):
  Final test or analysis results must be rounded as per IS 2-1960.

  • Retain the same number of significant digits as the specified value.
  • Ensures consistency and comparability of results.

• Mirror Dimensions (Clause 4.1):

  • Minimum width of individual folding mirrors: 200 mm.
  • All dimensions are in millimetres.

• Figures for Mirror Types & Positions:

  • Fig. 1: Full length mirror dimensions.
  • Fig. 2: Half length mirror dimensions.
  • Fig. 3: Vertical position (sitting posture).
  • Fig. 4: Inclined position (sitting posture).

• General Note:
  The standard aligns with international practices while considering local field practices.

Summary Table: Mirror Width Specification

flowchart TD
    A[Start: Mirror Specification] --> B{Mirror Type?}
    B -->|Folding Mirror| C[Width ≥ 200 mm]
    B -->|Full/Half Length| D[Refer to Fig. 1 & 2 for dimensions]
    C --> E[Check Position]
    D --> E
    E -->|Sitting Vertical| F[Refer Fig. 3]
    E -->|Sitting Inclined| G[Refer Fig. 4]
    F & G --> H[Use dimensions in mm as per IS 6184]

For detailed dimensions, refer to IS 6184 figures and IS 2-1960 for rounding rules.

IS 6184 (1971) primarily specifies dimensions and configurations for folding mirrors but lacks explicit clauses on Inspection and Maintenance.

Key Points from IS 6184:

• Mirror width: ≥ 200 mm (Clause 4.1)
• Dimensions and posture positions are standardized (Figures 1-4).
• Rounding off values per IS 2-1960 for compliance.

Inspection & Maintenance (General Engineering Practice):

Since IS 6184 does not detail this, follow these guidelines:

• Visual inspection: Check mirrors for cracks, tarnishing, or distortion.
• Cleaning: Use soft cloth and non-abrasive cleaners to maintain reflectivity.
• Alignment check: Ensure mirrors are fixed at specified angles (vertical/inclined) as per Figures 3 & 4.
• Replacement criteria: Replace if mirror width < 200 mm or if reflective surface is damaged beyond repair.

Summary Table for Mirror Specs:

flowchart TD
    A[Inspection] --> B{Mirror Condition}
    B -->|Good| C[Clean & Align]
    B -->|Damaged| D[Replace Mirror]
    C --> E[Maintain Dimensions]
    D --> E

Note: For detailed maintenance schedules, refer to manufacturer’s guidelines or general mirror maintenance standards.

IS 6184 Compliance & Certification Key Points

• Rounding Off Values (Clause 0.5):
  Final test or analysis values must be rounded per IS 2:1960 rules.

  • Retain the same number of significant digits as the specified standard value.
  • Ensures consistency and comparability in compliance verification.

• International Coordination (Clause 0.3):
  The standard aligns with global practices, ensuring compatibility and relevance.

• Certification:
  Compliance is established through tests/analysis results rounded as above, then checked against specified limits in IS 6184.

IS 2:1960 Rounding Summary

Practical Tip:

When a specified value is 3.50, your test result rounded to two decimal places must be reported (e.g., 3.47 → 3.47, 3.456 → 3.46).

flowchart TD
    A[Test/Analysis Result] --> B[Rounding per IS 2:1960]
    B --> C[Compare with Specified Value]
    C --> D{Within Limits?}
    D -- Yes --> E[Compliance Certified]
    D -- No --> F[Non-Compliance]

This ensures uniformity and reliability in certification decisions under IS 6184.