Grommet assembly for wall panels

A grommet assembly for field installation through an aperture made through a laminated wall panel, said grommet assembly comprising:

• a retention ring having adhesive backing for placement around the circumference of an aperture to be cut through a laminated wall panel for tense attachment to a front face thereof;
• a grommet structure for insertion through an aperture so cut in a wall panel and having a circular flange for disposition over the retention ring and an integrally formed circular wall means extending axially of said circular flange for insertion through a wall aperture, said circular wall terminating in a rim edge having a plurality of hinged arm means projecting therefrom, the hinged arm means including a generally axially extending leg hingedly joined to a pivoting locking arm for hinged movement to lock-over a back face of said wall panel and said circular wall rim edge extending between said hinged arm means forming separated circular edge segments therebetween;
• and,
• an insert sleeve having a front face plate and access window means permitting access therethrough, said face plate means capable of masking over said circular flange of the grommet, a gaped circular wall means formed integrally with said face plate means and extending therefrom to terminate in discontinuous rim edge segments, the axial dimension of said circular wall at said rim edge segments being sufficient to extend inwardly through said grommet structure to contact said hinged arm means whereby to pivot the pivoting locking arm over a back face of a wall panel and wherein at said gaps between said rim edge segments snap-engageable means are formed capable of snap engagement over the grommet structure circular wall rim edge extending between said hinged locking arm means;
• wherein said grommet structure may be inserted through an aperture in a wall panel with said hinged arm means in unpivoted position and said circular flange overlying the retention ring around an aperture and wherein said insert sleeve is insertable through said grommet structure so that the rim edge segments are at a depth sufficient to contact the pivoting lock arm to pivot to a locked position over the back face of a wall panel, and wherein accessibility through the access aperture of said face plate of the insert sleeve is provided.

A field installable grommet assembly providing access through a multi-layered wall panel wherein:

• said wall panel comprises a multi-layer construction having a fabric layer covering a front face of a fibrous acoustical layer and a sound attenuation backing layer at a back face of the fibrous acoustical layer opposite the front face and forming a composite panel structure, the wall panel further having a circular aperture therethrough associating with said grommet assembly;
• said grommet assembly comprising:
• a retention ring adhesively bonded to said fabric layer around said circular aperture and tensely securing said fabric preventing displacement thereof away from said circular aperture;
• a grommet means extending into said aperture and having a circular flange arranged to overlie said retention ring and an inward directed circular wall terminating in a rearward rim edge having extending therefrom, at spaced intervals therearound, pivotal lock means pivoted to have portions thereof overlying a back surface of said sound attentuation layer;
• and an insert sleeve means securing said pivotal lock means in said overlying position and having a face pate means extending over and around said circular flange of the grommet means and having extending rearwardly therefrom, in a generally axial direction, a circular wall within the circular wall of said grommet means, the circular wall having a discontinuous terminus forming a plurality of rim edges, at least one rim edge extending to contact said pivotal lock means whereby to secure the lock means in said overlying position, gaps extend between said rim edges having located therein, and extending from said face plate, snap engagement means snap-engaging said rim edge of the circular wall of the grommet means between said pivotal lock means, wherein said face plate means includes access window means for providing access through the face plate and into said aperture, wherein said insert sleeve means is snap-engagedly attached to said grommet preventing the outward displacement thereof and wherein said grommet means is located to said wall panel at said pivotal locking means whereby said grommet assembly is attached to said wall panel preventing the displacement outwardly thereof.

A field installable grommet assembly providing access through a wall wherein:

• said wall having covering at a front face thereof and a circular aperture therethrough associating with said grommet assembly;
• said grommet assembly having at least three components comprising:
• a retention ring adhesively bonded to said covering around said circular aperture;
• a grommet means extending into said aperture having a circular flange arranged to overlie said retention ring and an inward directed circular wall terminating in a rearward rim edge having extending therefrom, at spaced intervals therearound, pivotal lock means pivoted to overlie a back surface of said wall;
• and, an insert sleeve means having a face pate means extending over and around said circular flange of the grommet means, and extending rearwardly therefrom, in a generally axial direction, a circular wall within the circular wall of said grommet means, the circular wall having a discontinuous terminus forming a plurality of rim edges, at least one rim edge extending to contact said pivotal lock means whereby to secure the pivotal lock means in said overlying position, gaps between said rim edges having therein and extending from said face plate snap engagement means snap-engaging said rim edge of the circular wall of the grommet means between said pivotal lock means, wherein said face plate means includes access window means for providing access through the face plate and into said aperture, wherein said insert sleeve means is snap-engagedly attached to said grommet means preventing the outward displacement thereof and wherein said grommet means is located to said wall at said pivotal locking means whereby said grommet assembly is attached to said wall preventing the displacement outwardly thereof.

A field installable grommet assembly proving access through a multi-layered wall wherein:

• said wall having a covering layer at a front face of an acoustical layer and a backing layer at a back face of the acoustical layer opposite the front face, the wall further having a circular aperture therethrough associating with a grommet assembly;
• said grommet assembly comprising:
• a grommet means extending through said aperture and having a circular flange arranged to overlie said covering layer and an inward directed circular wall terminating in a rearward rim edge having extending therefrom, at spaced intervals therearound, pivotal lock means pivoted to have portions thereof overlying a back surface of said backing layer;
• and in insert sleeve means securing said pivotal lock means in said overlaying position and having a face plate means extending over and around said circular flange of the grommet means, and extending rearwardly therefrom, in a generally axial direction, a circular wall disposed within the circular wall of said grommet means, the circular wall having a discontinuous terminus forming a plurality of rim edges, at least one rim edge extending to contact said pivotal lock means whereby to secure the lock means in said overlying position, gaps between said rim edges having located therein, and extending from said face plate means, snap engageable means snap-engages said rim edge of the circular wall of the grommet means between said pivotal lock means, wherein said face plate means includes access window means for providing access through the face plate means and into said aperture, wherein said insert sleeve means is snap-engagedly attached to said grommet preventing the outward displacement thereof and wherein said grommet means is locked to said wall at said pivotal lock means whereby said grommet assembly is attached to said wall preventing the displacement outwardly thereof.

A field installable grommet assembly providing access through a wall wherein:

• said wall having a front face, a rear face, and a circular aperture therethrough associating with a grommet assembly;
• said grommet assembly comprising:
• a grommet means extending into said aperture and having a circular flange arranged to overlie said front face and an inward directed circular wall terminating in a rearward rim edge having extending therefrom, at spaced intervals therearound, pivotal lock means pivoted to have portions thereof overlying the back face of said wall;
• and an insert sleeve means securing said pivotal lock means in said overlying position and having a face plate means extending over and around said circular flange of the grommet means, extending rearwardly from said face plate means, in a generally axial direction, a circular wall within the circular wall of said grommet means, the circular wall having a discontinuous terminus forming a plurality of rim edges, at least one rim edge extending to contact said pivotal lock means whereby to secure the pivotal lock means in said overlying position, gaps extend between said rim edges having located therein, and extending from said face plate means, snap engagement means snap-engaging said rim edge of the circular wall of the grommet means between said pivotal lock means, wherein said face plate means includes access window means, wherein said insert sleeve means is snap-engagedly attached to said grommet preventing the outward displacement thereof and wherein said grommet means is locked to said wall at said pivotal locking means so that said grommet assembly is attached to said wall preventing the displacement outwardly thereof.

A grommet assembly for providing access through a wall comprising:

• a grommet structure for insertion into an aperture through a wall and having a circular flange and extending therefrom a circular wall terminating in a rearward rim edge, the rim edge having extending therefrom, at spaced intervals therearound, pivotal lock means pivotable to overlie back surfaces of a wall;
• and,
• an insert sleeve for securing said pivotal lock means at a back surface of a wall and having a face plate means for extending over the circular flange of the grommet structure, a circular wall extending from the face plate means in a generally axial direction for insertion within the circular wall of the grommet structure, the circular wall having a discontinuous terminus forming a plurality of rim edges, at least one rim edge capable of contacting said pivotal lock means whereby to be capable of securing the pivotal lock means in said overlying position, gaps extend between said rim edges and have located therein and extending from said face plate means, snap engagement means for snap-engaging the rim edge of the circular wall of the grommet structure between the pivotal lock means, said face plate means including access window means, whereby said insert sleeve is snap-engageable to said grommet structure to prevent outward displacement when attached to a wall aperture and the grommet assembly may be locked in a wall aperture by means of the pivotal lock means.