Lubricating system for axle gear

Claim 2

A lubricating system for a motor vehicle having an axle gear, an axle gear housing means, and a differential gear housing means disposed in an axle bracket means with a split shaft received in a respective side of the differential gear housing means, the system comprising: at least one bevel gear operatively connected with the differential gear housing means, at least one collecting chamber means disposed in said axle bracket means for collecting lubricant thrown up by said bevel gear, means for sealing one side of the differential gear housing means from the interior space of the axle bracket means, said last mentioned means including at least one distributor chamber means for distributing lubricant, a first connection means for connecting a distributor chamber means with a collecting chamber means, a second connection means for connecting a distributor chamber means with at least one lubricating place of the differential gear housing means.

Claim 3

A lubricating system according to claim 1, wherein several collecting chamber means are disposed in the interior space of said axle bracket means.

Claim 4

A lubricating system according to claim 2, wherein several distributor chamber means are provided.

Claim 5

A lubricating system according to claim 3, wherein cone roller bearing means are provided for rotatably supporting the differential gear housing means on the axle gear housing means, the differential gear housing means including differential bevel gear means disposed therein operatively connected with the split shafts, and wherein said lubricating places of the differential gear housing means are within the area of the teeth of said differential bevel gear means and said cone roller bearing means.

Claim 6

A lubricating system according to claim 1, wherein a conduction means is arranged in the interior space of the axle bracket means for catching and collecting lubricant thrown up by said at least one bevel gear and conducting the same into said collecting chamber means.

Claim 7

A lubricating system according to claim 1, wherein the differential gear housing means incLudes a pair of bearing neck means, a distributor chamber means being arranged within the area of each of the ends of said two bearing neck means, one of said distributor chamber means being in communication with the interior space of the differential gear housing means and the other with the bearing means of its associated bearing neck means, a branch channel means is branched off from the distributor chamber means in communication with the interior space of the differential gear housing means, said branch channel means leading to the bearing means of the bearing neck means adjacent the last-mentioned distributor chamber means.

Claim 8

A lubricating system according to claim 6, wherein one distributor chamber means is in communication with an inlet chamber of the axle gear housing means, and wherein said branch channel means is in the form of a gap channel.

Claim 9

A lubricating system according to claim 1, wherein centering bolt means are provided for centering the axle gear housing means in the axle bracket means, said at least one collecting chamber means being operatively connected with a distributor chamber means by way of a connecting channel provided in said centering bolt means.

Claim 10

A lubricating system according to claim 1, wherein said collecting chamber means are constituted by pocket means formed in the axle bracket means.

Claim 11

A lubricating system according to claim 9, wherein at least one centering bolt means is provided with a connecting channel extending through the wall of a corresponding pocket means, said centering bolt means being securely seated at the axle bracket means and constructed for collecting lubricant.

Claim 12

A lubricating system according to claim 10, wherein an axle housing cover forming part of the axle bracket means is provided, each of said pocket means being securely fastened to said axle housing cover.

Claim 13

A lubricating system according to claim 9, wherein the axle bracket means is provided with a transversely extending collecting channel which terminates at least at one end in a pocket means.

Claim 14

A lubricating system according to claim 12, wherein an axle housing cover is provided and said collecting channel is provided in said housing cover.

Claim 15

A lubricating system according to claim 1, wherein a respective collecting chamber and distributor chamber means are disposed at least approximately in the same plane perpendicular to the transmission axis.

Claim 16

A lubricating system according to claim 1, wherein said sealing means includes an adjusting nut of the differential gear housing means, said at least one distributor chamber means being disposed in said adjusting nut.

Claim 17

A lubricating system according to claim 15, wherein conical roller bearing means are provided for supporting the differential gear housing means, said bearing adjusting nut adjusts said conical roller bearing means.

Claim 18

A lubricating system according to claim 1, wherein the differential gear housing means forms a closed container with respect to the lubricant, and a pair of bearing neck means are provided on the differential gear housing means, one of said bearing neck means being provided with an inlet channel means for lubricant which connects a lubricant chamber means disposed outside the differential gear housing means with the interior space of the differential gear housing means, the other of said bearing neck means being provided with an outlet channel means which connects the interior space of the differential gear housing means with the interior space of the axle bracket means.

Claim 19

A lubricating system according to claim 17, wherein the differential gear housing means includes differential bevel gear means disposed therein operatively connected with the split shafts, and wherein the differential gear housing means includes an inlet chamber for lubricant which is open in the direction of the teeth of said differential bevel gear means and is in communication with said inlet channel means.

Claim 20

A lubricating system according to claim 18, wHerein the differential gear housing means is provided with an outlet chamber which is open toward the teeth of said differential bevel gear means and in communication with said outlet channel means.

Claim 21

A lubricating system according to claim 19, wherein intermediate channel means are provided which extend between a differential gear housing means wall and a corresponding split shaft differential bevel gear means, said intermediate channel means connecting said inlet channel means with said inlet chamber.

Claim 22

A lubricating system according to claim 20, wherein additional intermediate channel means are provided which extend between a differential gear housing means wall and the other split shaft differential bevel gear means, said last-mentioned intermediate channel means connecting the outlet channel means with said outlet chamber.

Claim 23

A lubricating system according to claim 21, wherein each of said split shafts are surrounded by a respective bearing neck means, and wherein an axial annular channel is formed between a split shaft and the bearing neck means surrounding the same, said sealing means sealing off at least one of said axial annular channels with respect to the interior space of the axle bracket means.

Claim 24

A lubricating system according to claim 22, wherein an adjusting nut is provided for the differential gear housing means, said sealing means being constituted by sealing surfaces on the split shaft and said adjusting nut of the bearing means.

Claim 25

A lubricating system according to claim 17, wherein the differential gear housing means includes differential bevel gear means disposed therein operatively connected with the split shafts, and wherein the differential gear housing means is provided with an outlet chamber which is open toward the teeth of said differential bevel gear means and in communication with the outlet channel means.

Claim 26

A lubricating system according to claim 17, wherein the differential gear housing means includes differential bevel gear means disposed therein operatively connected with the split shafts, and wherein intermediate channel means are provided which extend between a differential gear housing means wall and a corresponding split shaft differential bevel gear means, said intermediate channel means connecting said inlet channel means with said inlet chamber.

Claim 27

A lubricating system according to claim 25, wherein intermediate channel means are provided which extend between a differential gear housing means wall and the other split shaft differential bevel gear means, said last-mentioned intermediate channel means connecting the outlet channel means with an outlet chamber.

Claim 28

A lubricating system according to claim 17, wherein each of said split shafts are surrounded by a respective bearing neck means, and wherein an axial annular channel is formed between a split shaft and the bearing neck means surrounding the same, said sealing means sealing off at least one of said axial annular channels with respect to the interior space of the axle bracket means.

Claim 29

A lubricating system according to claim 27, wherein an adjusting nut is provided for said differential gear housing means, said sealing means being constituted by sealing surfaces on the split shaft and said adjusting nut.

Claim 30

A lubricating system according to claim 1, wherein the differential gear housing means is provided with a pair of bearing neck means, one bearing neck means of the differential gear housing being provided with an inlet channel in the form of a ring connecting a distributor chamber means in the form of an annular chamber disposed on the outside of the differential gear housing means with an inlet chamber of the differential gear housing means, the other of said bearing neck means being provided with an outlet channel in the form of an annular channel which connects an outlet chamber of the differential gear housing means with the interior space of the axle bracket means.

Claim 31

A lubricating system for an axle gear inserted inTo an axle bracket means of a motor vehicle, characterized in that the axle bracket means includes at least one collecting chamber means for lubricant thrown up by a bevel gear, the axle gear including an axle gear housing means having at least one distributor chamber means for lubricant, and lubricant connection means between a distributor chamber means with a collecting chamber means as also between a distributor chamber means with at least one lubricating place of the differential gear housing means, a conduction means is arranged in the interior space of the axle bracket means which catches and collects lubricant thrown up by a drive bevel gear and conducts the same into the collecting chamber means, and characterized in that the differential gear housing means includes bearing neck means, a distributor ring chamber means being arranged within the area of each of the ends of the two bearing neck means, of which one distributor ring chamber means is in communication with the interior space of the differential gear housing means and the other with the bearing means of its associated bearing neck means, and in that a branch channel means is branched off from the distributor chamber means in communication with the interior space of the differential gear housing means which leads to the bearing means of the bearing neck means adjacent the last-mentioned distributor chamber means.

Claim 32

A lubricating system for an axle gear inserted inTo an axle bracket means of a motor vehicle, characterized in that the axle bracket means includes at least one collecting chamber means for lubricant thrown up by a bevel gear, the axle gear including an axle gear housing means having at least one distributor chamber means for lubricant, and lubricant connection means between a distributor chamber means with a collecting chamber means as also between a distributor chamber means with at least one lubricating place of the differential gear housing means, a conduction means is arranged in the interior space of the axle bracket means which catches and collects lubricant thrown up by a drive bevel gear and conducts the same into the collecting chamber means, and characterized in that the differential gear housing means includes bearing neck means, a distributor ring chamber means being arranged within the area of each of the ends of the two bearing neck means, of which one distributor ring chamber means is in communication with the interior space of the differential gear housing means and the other with the bearing means of its associated bearing neck means, and in that a branch channel means is branched off from the distributor chamber means in communication with the interior space of the differential gear housing means which leads to the bearing means of the bearing neck means adjacent the last-mentioned distributor chamber means.

Claim 33

A lubricating system according to claim 30, characterized in that the one distributor ring chamber means is in communication with an inlet chamber of the axle gear housing means and that the branch channel means is in the form of a gap channel.

Claim 34

A lubricating system according to claim 31, characterized in that the bearing means are conical roller bearings.

Claim 35

A lubricating system according to claim 30, characterized in that at least one collecting chamber means is operatively connected with a distributor chamber means by way of a connecting channel provided in a centering bolt means for centering the axle gear housing means in the axle bracket means.

Claim 36

A lubricating system according to claim 33, characterized in that the collecting chamber means are constituted by pocket means formed in the axle bracket means.

Claim 37

A lubricating system according to claim 34, characterized in that at least one centering bolt means provided with a connecting channel extends through the wall of a corresponding pocket means which is securely seated at the axle bracket means and is constructed for collecting lubricant.

Claim 38

A lubricating system according to claim 35, characterized in that each pocket means is securely fastened to an axle housing cover forming part of the axle bracket means.

Claim 39

A lubricating system according to claim 35, characterized in that the axle bracket means is provided with a transversely extending collecting channel which terminates at least at one end in a pocket means and forms a part of the conduction means.

Claim 40

A lubricating system according to claim 37, characterized in that each pocket means is securely fastened to an axle housing cover forming part of the axle bracket means.

Claim 41

A lubricating system according to claim 38, characterized in that the collecting channel is provided in the axle housing cover.

Claim 42

A lubricating system according to claim 37, characterized in that a respective collecting chamber and distributor chamber means are disposed at least approximately in the same plane perpendicular to the transmission axis.

Claim 43

A lubricating system according to claim 40, characterized in that at least one distributor chamber means is constituted by means of an adjusting nut of the bearing means of the differential gear housing means.

Claim 44

A lubricating system according to claim 41, characterized in that the bearing adjusting nut adjusts the conical roller bearing means of the axle gear housing means.

Claim 45

A lubricating system according to claim 41, characterized in that the differential gear housing means forms a closed container with respect to the lubricant, and in that one bearing neck means of the differential gear housing means is provided with an inlet channel means for lubricant which connects a lubricant chamber means disposed outside the differential gear housing means with the interior space of the differential gear housing means, and in that the other bearing neck means of the differential gear housing means is provided with an outlet channel means which connects the interior space of the differential gear housing means with the interior space of the axle bracket means.

Claim 46

A lubricating system according to claim 43, characterized in that the differential gear housing means includes an inlet chamber for lubricant which is open in the direction toward the teeth of the differential bevel gear means and is in communication with the inlet channel means.

Claim 47

A lubricating system according to claim 44, characterized in that the differential gear housing means is provided with an outlet chamber which is open toward the teeth of the differential bevel gear means and is in communication with the outlet channel means.

Claim 48

A lubricating system according to claim 45, characterized in that intermediate channel means are provided which extend between the differential gear housing wall and a corresponding drive shaft bevel gear means, said intermediate channel means connecting the inlet channel means with the inlet chamber.

Claim 49

A lubricating system according to claim 46, characterized in that intermediate channel means are provided which extend between the differential gear housing wall and the other drive shaft bevel gear means, said last-mentioned intermediate channel means connecting the outlet channel means with the outlet chamber.

Claim 50

A lubricating system according to claim 47, characterized in that an axial annular channel is formed between a driving half-shaft and the bearing neck means surrounding the same, said axial annular channel being sealed off with respect to the interior space of the axle bracket means by corresponding sealing means between the driving half-shaft and fixed housing parts.

Claim 51

A lubricating system according to claim 48, characterized in that the sealing means are constituted by sealing surfaces between the driving half-shaft and the adjusting nut of the bearing means.

Claim 52

A lubricating system according to claim 49, characterized in that the axle bracket means has several collecting chamber means.

Claim 53

A lubricating system according to claim 50, characterized in that the axle gear housing means has several distributor chamber means.