Patents Assigned to Sordin AB
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Patent number: 9414965Abstract: The present disclosure relates to a height adjustment arrangement (100) for an ear cup in a hearing protector unit, wherein the height adjustment arrangement (100) comprises an elongated member (130) and a tubular holding member (110) connected to the elongated member, wherein the holding member provides a substantially hollow interior (111). The height adjustment arrangement further comprises a clamping member (120), wherein the clamping member is arranged to be moved from an unlocked position, in which position relative movement between the elongated member (130) and the holding member (110) is enabled, to a locking position, in which position relative movement between the elongated member and the holding member is prevented. The holding member (110) comprises a first locking member (114), wherein the second end of the holding member is provided with two flanges (115a, 115b) tapering in a direction towards the clamping member, and wherein the first locking member and the flanges are axially separated.Type: GrantFiled: October 7, 2011Date of Patent: August 16, 2016Assignee: MSA SORDIN ABInventors: Anders Roos, Thomas Isaksson
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Patent number: 8649525Abstract: A system for hearing protection comprising an outer hearing protection unit, an inner hearing protection unit, and an outer microphone is disclosed, the inner hearing protection unit comprising a speaker and the microphone being arranged to be electrically connectable for transmission of signals to the speaker.Type: GrantFiled: September 24, 2008Date of Patent: February 11, 2014Assignee: MSA Sordin ABInventor: Joakim Birgersson
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Publication number: 20130340769Abstract: The present disclosure relates to a height adjustment arrangement (100) for an ear cup in a hearing protector unit, wherein the height adjustment arrangement (100) comprises an elongated member (130) and a tubular holding member (110) connected to the elongated member, wherein the holding member provides a substantially hollow interior (111). The height adjustment arrangement further comprises a clamping member (120), wherein the clamping member is arranged to be moved from an unlocked position, in which position relative movement between the elongated member (130) and the holding member (110) is enabled, to a locking position, in which position relative movement between the elongated member and the holding member is prevented. The holding member (110) comprises a first locking member (114), wherein the second end of the holding member is provided with two flanges (115a, 115b) tapering in a direction towards the clamping member, and wherein the first locking member and the flanges are axially separated.Type: ApplicationFiled: October 7, 2011Publication date: December 26, 2013Applicant: MSA Sordin ABInventors: Anders Roos, Thomas Isaksson
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Patent number: 8360068Abstract: Example embodiments relate to an ear cup for use in a hearing protector unit including two ear cups, and a device to fasten the hearing protector unit to a wearer' s head, the device being connected to the ear cups. The ear cup may include a cup portion with a support surface; and a sealing device, placed against the support surface of the cup portion and intended to bear against a wearer' s head in an area around an ear of the wearer.Type: GrantFiled: January 23, 2007Date of Patent: January 29, 2013Assignee: MSA Sordin ABInventors: Anders Roos, Joakim Birgersson
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Patent number: 8223984Abstract: A system for forming hearing protectors, an ear cup of such a system and a hearing protector formed from such a system. The system includes a number of first ear cups and a number of second ear cups, the first and second ear cups having noise-reducing spaces of different size, and at least one electronic unit with at least one speaker. This system allows the same type of electronic unit to be used for ear cups with different degrees of noise attenuation.Type: GrantFiled: February 6, 2008Date of Patent: July 17, 2012Assignee: MSA Sordin ABInventors: Anders Roos, Joakim Birgersson, Håkan Davidsson
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Publication number: 20100189277Abstract: A system for hearing protection comprising an outer hearing protection unit, an inner hearing protection unit, and an outer microphone is disclosed, the inner hearing protection unit comprising a speaker and the microphone being arranged to be electrically connectable for transmission of signals to the speaker.Type: ApplicationFiled: September 23, 2008Publication date: July 29, 2010Applicant: MSA SORDIN ABInventor: Joakim Birgersson
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Patent number: D541483Type: GrantFiled: March 29, 2005Date of Patent: April 24, 2007Assignee: Sordin ABInventors: Joakim Birgersson, Emil Marklund, Håkan Davidsson, Anders Roos
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Patent number: D541484Type: GrantFiled: March 29, 2005Date of Patent: April 24, 2007Assignee: Sordin ABInventors: Joakim Birgersson, Emil Marklund, Håkan Davidsson, Anders Roos
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Patent number: D541485Type: GrantFiled: March 29, 2005Date of Patent: April 24, 2007Assignee: Sordin ABInventors: Joakim Birgersson, Emil Marklund, Håkan Davidson, Anders Roos
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Patent number: D497608Type: GrantFiled: February 14, 2003Date of Patent: October 26, 2004Assignee: Sordin ABInventor: Joakim Birgersson