Helmet
Latest MSA Technology, LLC Patents:
- Systems and methods for providing an assembly for releasably connecting an inner helmet and outer helmet shell
- Determination of sensor operational status via sensor interrogation
- Assignment and de-assignment in portable devices via a charger
- Safety device for providing output to an individual associated with a hazardous environment
- Operation of combustible gas sensor in a dynamic mode with a constant resistance setpoint
Description
FIG. S is a right side view thereof; and,
The broken line showings of
Claims
The ornamental design for a helmet, as shown and described.
Referenced Cited
U.S. Patent Documents
Patent History
Patent number: D756038
Type: Grant
Filed: Oct 13, 2014
Date of Patent: May 10, 2016
Assignee: MSA Technology, LLC (Cranberry Township, PA)
Inventors: Yan Yang (Jiangsu), Yizheng Pu (Jiangsu), Chunmei Wu (Jiangsu)
Primary Examiner: Ruth McInroy
Application Number: 29/506,095
Type: Grant
Filed: Oct 13, 2014
Date of Patent: May 10, 2016
Assignee: MSA Technology, LLC (Cranberry Township, PA)
Inventors: Yan Yang (Jiangsu), Yizheng Pu (Jiangsu), Chunmei Wu (Jiangsu)
Primary Examiner: Ruth McInroy
Application Number: 29/506,095
Classifications
Current U.S. Class:
Cranial (D29/102)