公开(公告)号：US3862451A

公开(公告)日：1975-01-28

申请号：US40462073

申请日：1973-10-09

Applicant: ESB INC

Inventor： MILLER ROY H ,  BOYER CHARLES J ,  BOHNER WILLIAM R

IPC: A61F11/14 ,  A41D21/00

CPC classification number: A61F11/14

Abstract: A hearing protector is mounted on a resilient headband by means of a stud passing loosely through a hole in the headband. Hemispherically shaped positioning pieces located on the stud on either side of the headband and held on the stud by a nut provide a free fitting support for the hearing protector.

Abstract translation: 听力保护器通过松动地穿过头带中的孔的螺柱安装在弹性头带上。 位于头带两侧的螺柱上的半球形定位件由螺母固定在螺柱上，为听力保护器提供了一个自由的安装支架。

公开(公告)号：US3457565A

公开(公告)日：1969-07-29

申请号：US3457565D

申请日：1966-08-11

Applicant: ESB INC

Inventor： SIMPSON JACK N ,  BOYER CHARLES J

IPC: A61F11/14 ,  A41D21/00

CPC classification number: A61F11/14

公开(公告)号：US3444561A

公开(公告)日：1969-05-20

申请号：US3444561D

申请日：1966-06-23

Applicant: ESB INC

Inventor： BOYER CHARLES J

IPC: A61F9/06 ,  A61F9/02

CPC classification number: A61F9/06

公开(公告)号：US3458865A

公开(公告)日：1969-08-05

申请号：US3458865D

申请日：1967-07-20

Applicant: ESB INC

Inventor： SIMPSON JACK N ,  BOYER CHARLES J

IPC: A61F9/06 ,  A42B3/00

CPC classification number: A61F9/06

公开(公告)号：CA998000A

公开(公告)日：1976-10-05

申请号：CA205910

申请日：1974-07-30

Applicant: ESB INC

Inventor： MILLER ROY H ,  BOYER CHARLES J ,  BOHNER WILLIAM R

IPC: A61F11/14

Abstract: A hearing protector is mounted on a resilient headband by means of a stud passing loosely through a hole in the headband. Hemispherically shaped positioning pieces located on the stud on either side of the headband and held on the stud by a nut provide a free fitting support for the hearing protector.

公开(公告)号：CA848102A

公开(公告)日：1970-08-04

申请号：CA848102D

Applicant: ESB INC

Inventor： BOYER CHARLES J

公开(公告)号：CA848250A

公开(公告)日：1970-08-04

申请号：CA848250D

Applicant: ESB INC

Inventor： SIMPSON JACK N ,  BOYER CHARLES J

公开(公告)号：DE2436713A1

公开(公告)日：1975-04-10

申请号：DE2436713

申请日：1974-07-30

Applicant: ESB INC

Inventor： MILLER ROY H ,  BOYER CHARLES J ,  BOHNER WILLIAM R

IPC: A61F11/14 ,  A61F11/02 ,  H04R1/10

Abstract: A hearing protector is mounted on a resilient headband by means of a stud passing loosely through a hole in the headband. Hemispherically shaped positioning pieces located on the stud on either side of the headband and held on the stud by a nut provide a free fitting support for the hearing protector.

公开(公告)号：AU7175374A

公开(公告)日：1976-01-29

申请号：AU7175374

申请日：1974-07-29

Applicant: ESB INC

Inventor： MILLER ROY H ,  BOYER CHARLES J ,  BOHNER WILLIAM R ,  ROY H

IPC: A61F11/14 ,  A41D21/00 ,  A61F11/02

Abstract: A hearing protector is mounted on a resilient headband by means of a stud passing loosely through a hole in the headband. Hemispherically shaped positioning pieces located on the stud on either side of the headband and held on the stud by a nut provide a free fitting support for the hearing protector.

公开(公告)号：CA877605A

公开(公告)日：1971-08-10

申请号：CA877605D

Applicant: ESB INC

Inventor： BOYER CHARLES J ,  SIMPSON JACK N