Pneumatic liner for protective headgear

Description

FIG. 1 is a front elevational view of a pneumatic liner for protective headgear showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a cross sectional view taken along line 6--6 of FIG. 1;

FIG. 7 is a front elevational view of a modified form of the pneumatic liner for protective headgear shown in FIG. 1; and

FIG. 8 is a rear elevational view thereof.

Claims

The ornamental design for a pneumatic liner for protective headgear, as shown and described.

---

Inventors:	Gooding; Elwyn R. (Ann Arbor, MI)
Assignee:	The Regents of the University of Michigan (Ann Arbor, MI)
Appl. No.:	06/186,717
Filed:	September 11, 1980

---

Current U.S. Class:	D29/122
Current International Class:	D0203
Field of Search:	;D2/230,231,232,233,260,261,262 ;2/410,411,413,414

---

References Cited [Referenced By]

---

U.S. Patent Documents

3153792	October 1964	Marietta
3609764	October 1971	Morgan
3849801	November 1974	Holt et al.
3866243	February 1975	Morgan

Other References

"Riddell's Micro-Fit Helmet", Flyer, front cover, Helmet facing front..

Primary Examiner: Stearman; Joel
Assistant Examiner: Vales; Carmen H.
Attorney, Agent or Firm: Olsen and Stephenson