Scroll device with tip seals and backup seals

A scroll device, comprising:

• a first scroll comprising a first involute;
• and
• a second scroll comprising a second involute, the second scroll operatively coupled to the first scroll, wherein the first scroll and the second scroll each comprise a gland seat extending into the first involute and the second involute, the gland seat comprising:
• a recess including a first wall, a second wall offset a first width from the first wall, a flat section surface arranged between the first wall and the second wall at a center of the first width, a first radiused corner interconnected to the first wall and interconnected to the flat section surface adjacent the center of the first width, and a second radiused corner interconnected to the second wall and interconnected to the flat section surface adjacent the center of the first width, wherein the first radiused corner and the second radiused corner are separated by the flat section surface;
• a first gland seat seal arranged in the gland seat of the first scroll;
• and
• a second gland seat seal arranged in the gland seat of the second scroll, wherein the first gland seat seal and the second gland seat seal each comprise:
• a backup seal portion;
• and
• a tip seal portion;
• wherein the tip seal portion of the first gland seat seal is arranged in contact with a surface of the second scroll, and wherein the tip seal portion of the second gland seat seal is arranged in contact with a surface of the first scroll.

A scroll device comprising:

• a first scroll having a first plate, a first involute extending from the first plate, the first involute comprising a first gland seat extending a first seat depth into the first involute, wherein the first gland seat comprises a first wall extending into the first involute and a second wall extending into the first involute, wherein the first wall is offset from the second wall by a first width, wherein a first radiused corner extends from a first point adjacent a center of the first width at the first seat depth to the first wall, and wherein a second radiused corner extends from a second point adjacent the center of the first width at the first seat depth to the second wall;
• a second scroll having a second plate, a second involute extending from the second plate, the second involute having a second gland seat, wherein the first involute and the second involute are nested with one another;
• a first tip seal disposed on an edge of the first involute and a second tip seal disposed on an edge of the second involute;
• and
• a first backup seal disposed in the first gland seat and a second backup seal disposed in the second gland seat, wherein the first backup seal and the second backup seal actuate the first tip seal and the second tip seal, respectively.