Vibration Isolation Fastener Insert

A vibration isolation fastener insert adapted to be snugly received in a hole in a panel, comprising:

• a rigid generally cylindrical hub having upper and lower longitudinal ends and a radially outward extending annular flange having an outer side surface and opposing upper and lower surfaces, and a central longitudinal through opening;
• an annular elastomeric bushing snugly carried or formed around said hub and having an inner annular slot therein receiving and enclosing the outer side surface and upper and lower surfaces of said radially extending flange;
• a first housing having a cylindrical sidewall adapted to axially extend through the hole in said panel and having an annular upper flange;
• a second housing having a cylindrical sidewall adapted to axially extend through the hole in said panel and having an annular lower flange;
• said upper and lower flanges each having a central through opening generally aligned with said longitudinal opening;
• the cylindrical sidewall of said first housing being disposed around and receiving a side surface of said bushing, and said upper flange extending radially inwards and abutting said upper surface of said bushing, and said upper flange also extending radially outward and having potting holes therein disposed to allow potting material to be introduced therethrough and around an outside of the insert;
• and
• the cylindrical sidewall of said second housing disposed around and receiving an external surface of the cylindrical sidewall of said first housing, and said lower flange extending radially inwards and abutting said lower surface of said bushing.

A panel assembly comprising a panel having a hole therein, and received in said hole a vibration isolation fastener insert comprising:

• a rigid generally cylindrical hub having upper and lower longitudinal ends and a radially outward extending annular flange having an outer side surface and opposing upper and lower surfaces, and a central longitudinal through opening;
• an annular elastomeric bushing snugly carried or formed around said hub and having an inner annular slot therein receiving and enclosing the outer side surface and upper and lower surfaces of said radially extending flange;
• a first housing having a cylindrical sidewall axially extending through the hole in said panel and having an annular upper flange;
• a second housing having a cylindrical sidewall axially extending through the hole in said panel and having an annular lower flange;
• said upper and lower flanges each having a central through opening generally aligned with said longitudinal opening;
• the cylindrical sidewall of said first housing being disposed around and receiving a side surface of said bushing, and said upper flange extending radially inwards and abutting said upper surface of said bushing;
• and
• the cylindrical sidewall of said second housing disposed around and receiving an external surface of the cylindrical sidewall of said first housing, and said lower flange extending radially inwards and abutting said lower surface of said bushing.

A panel assembly comprising a panel having a hole therein, and received in said hole a vibration isolation fastener insert comprising:

• a rigid generally cylindrical hub having upper and lower longitudinal ends and a radially outward extending annular flange having an outer side surface and opposing upper and lower surfaces, and a central longitudinal through opening;
• an annular elastomeric bushing snugly carried or formed around said hub and having an inner annular slot therein receiving and enclosing the outer side surface and upper and lower surfaces of said radially extending flange;
• a first housing having a cylindrical sidewall axially extending through the hole in said panel and having an annular upper flange;
• a second housing having a cylindrical sidewall axially extending through the hole in said panel and having an annular lower flange;
• said upper and lower flanges each having a central through opening generally aligned with said longitudinal opening;
• the cylindrical sidewall of said first housing being disposed around and receiving a side surface of said bushing, and said upper flange extending radially inwards and abutting said upper surface of said bushing, and said upper flange also extending radially outward and having potting holes therein disposed to allow potting material to be introduced therethrough and around an outside of the insert;
• and
• the cylindrical sidewall of said second housing disposed around and receiving an external surface of the cylindrical sidewall of said first housing, and said lower flange extending radially inwards and abutting said lower surface of said bushing.

A vibration isolation fastener insert structure adapted to be partially or wholly snugly received in a hole in a panel comprising:

• a rigid cylindrical hub having an externally extending flange and a central through longitudinal opening;
• an elastomeric bushing snugly carried or formed around said hub and having a slot therein receiving said externally projecting flange;
• an upper housing;
• a lower housing;
• the upper housing being disposed around the side of said bushing and having a flange over the top of said bushing and the lower housing disposed around the external side of said upper housing and having a flange extending below a lower surface of said bushing.

A vibration isolation fastener insert structure adapted to be partially or wholly snugly received in a hole in a panel comprising:

• a rigid cylindrical hub having an externally extending flange and a central through longitudinal opening;
• an elastomeric bushing snugly carried or formed around said hub and having a slot therein receiving said externally projecting flange;
• an upper housing;
• a lower housing;
• the upper housing being disposed around the side of said bushing and having a flange over the top of said bushing and the lower housing disposed around the external side of said upper housing and having a flange extending below a lower surface of said bushing, said lower housing being externally threaded.

A panel assembly having a through hole, at least partially snugly received in said hole a vibration isolation fastener insert comprising:

• a rigid cylindrical hub having an externally extending flange and a central through longitudinal opening;
• an elastomeric bushing snugly carried or formed around said hub and having a slot therein receiving said externally projecting flange;
• an upper housing;
• a lower housing;
• the upper housing being disposed around the side of said bushing and having a flange over the top of said bushing and the lower housing disposed around the external side of said upper housing and having a flange extending below a lower surface of said bushing,
• the upper housing being disposed around the side of said bushing and having a flange over the top of said bushing and the lower housing disposed around the external side of said upper housing and having a flange extending below a lower surface of said bushing, external threads being disposed around the side of said lower housings.

A panel assembly comprising a panel having a through hole, and upper and lower outer flanges, the upper outer flange having a cylindrical element being snugly received in said through hole and the lower outer flange having a cylindrical element being threadably received in said upper flange and carrying inwardly projecting threads;

• a vibration isolation fastener insert snugly received in said hole in said panel, comprising:
• a rigid generally cylindrical hub having upper and lower longitudinal ends and a radially outward extending annular flange having an outer side surface and opposing upper and lower surfaces, and a central longitudinal through opening;
• an annular elastomeric bushing snugly carried or formed around said hub and having an inner annular slot therein receiving and enclosing the outer side surface and upper and lower surfaces of said radially extending flange;
• a first housing having a cylindrical sidewall adapted to axially extend through the hole in said panel and having an annular upper flange;
• a second housing having a cylindrical sidewall adapted to axially extend through the hole in said panel and having an annular lower flange;
• said upper and lower flanges each having a central through opening generally aligned with said longitudinal opening;
• the cylindrical sidewall of said first housing being disposed around and receiving a side surface of said bushing, and said upper flange extending radially inwards and abutting said upper surface of said bushing;
• and
• the cylindrical sidewall of said second housing disposed around and receiving an external surface of the cylindrical sidewall of said first housing, and said lower flange extending radially inward and abutting said lower surface of said bushing, said second housing being externally threaded;
• said external threads on said second housing being made up with the inwardly projecting threads on said lower outer flange.