USD827810S1 - Hardhat suspension adapter for half facepiece respirators - Google Patents

Hardhat suspension adapter for half facepiece respirators Download PDF

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Publication number
USD827810S1
USD827810S1 US29/577,722 US201629577722F USD827810S US D827810 S1 USD827810 S1 US D827810S1 US 201629577722 F US201629577722 F US 201629577722F US D827810 S USD827810 S US D827810S
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United States
Prior art keywords
suspension adapter
half facepiece
facepiece respirators
hardhat suspension
hardhat
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US29/577,722
Inventor
David M. Castiglione
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3M Innovative Properties Co
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3M Innovative Properties Co
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Priority to US29/577,722 priority patent/USD827810S1/en
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FIG. 1 is a back perspective view showing a new design for a hardhat suspension adapter for half facepiece respirators;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in the drawings show unclaimed features of the hardhat suspension adapter for half facepiece respirators and form no part of the claimed design. The dot-dash broken lines form a boundary of the claimed design and do not form a part of the claimed design.

Claims (1)

    CLAIM
  1. The ornamental design for a hardhat suspension adapter for half facepiece respirators, as shown and described.
US29/577,722 2016-03-28 2016-09-15 Hardhat suspension adapter for half facepiece respirators Active USD827810S1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US29559362 2016-03-28
US29/577,722 USD827810S1 (en) 2016-03-28 2016-09-15 Hardhat suspension adapter for half facepiece respirators

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US29/577,722 USD827810S1 (en) 2016-03-28 2016-09-15 Hardhat suspension adapter for half facepiece respirators

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US29559362 Continuation-In-Part 2016-03-28

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