1. A split cage comprising a plurality of cage segments, each of the cage segments having a pair of rim portions that face each other at a prescribed distance in an axial direction of the split cage, and a pair of cage bar portions disposed between the rim portions to connect the rim portions to each other, the cage bar portions and the rim portions defining a single pocket that accommodates a single roller, wherein:
turning of each of the cage segments is guided by the roller, the cage segments being arranged in a circular pattern along a circumferential direction of the split cage, in an annular space between an inner ring and an outer ring;
each of the cage segments has projections formed so as to project toward at least one of a radially outside and a radially inside, the projections being formed at both the rim portions and the cage bar portions, or at the rim portions or the cage bar portions; and
a projecting length of each of the projections is set to such a length that the projections are brought into contact with an outer peripheral side portion of the inner ring or an inner peripheral side portion of the outer ring, toward which the projections project, when the cage segment starts rotating.
2. The split cage according to claim 1, wherein:
a pocket-side side face of each of the cage bar portions is a pocket-side face that is allowed to be in sliding contact with an outer peripheral face of the roller; and
the pocket-side face has an inner tilted face that is formed so as to be tilted such that part of the inner tilted face except a radially inner end of the pocket-side face is in contact with the outer peripheral face of the roller, and an outer tilted face that is formed at a position radially outward of the inner tilted face so as to be tilted such that part of the outer tilted face except a radially outer end of the pocket-side face is in contact with the outer peripheral face of the roller.
3. The split cage according to claim 1, wherein:
a pocket-side side face of each of the cage bar portions is a pocket-side face that is allowed to be in sliding contact with an outer peripheral face of the roller;
the pocket-side face has tilted faces, one of the tilted faces being positioned radially outward of the other one of the tilted faces, the tilted faces being allowed to be in contact with the outer peripheral face of the roller; and
in a state where an axis of the roller and an axis of the cage segment coincide with each other, a first radial clearance formed between each of the projections and a contact face with which the projection is brought into contact and toward which the projection projects, is larger than a second radial clearance formed between each of the tilted faces and the outer peripheral face of the roller.
4. The split cage according to claim 1, wherein:
the number of the projections is at least two, the at least two projections being disposed apart from each other in the axial direction to be brought into contact with contact faces of the outer peripheral side portion of the inner ring or the inner peripheral side portion of the outer ring, the contact faces being at least on both sides in the axial direction; and
lengths of the two projections are set such that both of the two projections are brought into contact with the contact faces when the cage segment rotates.
5. The split cage according to claim 2, wherein:
the number of the projections is at least two, the at least two projections being disposed apart from each other in the axial direction to be brought into contact with contact faces of the outer peripheral side portion of the inner ring or the inner peripheral side portion of the outer ring, the contact faces being at least on both sides in the axial direction; and
lengths of the two projections are set such that both of the two projections are brought into contact with the contact faces when the cage segment rotates.
6. The split cage according to claim 3, wherein:
the number of the projections is at least two, the at least two projections being disposed apart from each other in the axial direction to be brought into contact with contact faces of the outer peripheral side portion of the inner ring or the inner peripheral side portion of the outer ring, the contact faces being at least on both sides in the axial direction; and
lengths of the two projections are set such that both of the two projections are brought into contact with the contact faces when the cage segment rotates.
7. The split cage according to claim 1, wherein each of the projections has such a shape as to be brought into line contact with a contact face toward which the projection projects.
8. The split cage according to claim 2, wherein each of the projections has such a shape as to be brought into line contact with a contact face toward which the projection projects.
9. The split cage according to claim 3, wherein each of the projections has such a shape as to be brought into line contact with a contact face toward which the projection projects.
10. The split cage according to claim 4, wherein each of the projections has such a shape as to be brought into line contact with a contact face toward which the projection projects.
11. The split cage according to claim 5, wherein each of the projections has such a shape as to be brought into line contact with a contact face toward which the projection projects.
12. A roller bearing comprising:
an inner ring;
an outer ring;
a plurality of rollers rollably disposed in an annular space between the inner ring and the outer ring; and
the split cage according to claim 1.
13. A roller bearing comprising:
an inner ring;
an outer ring;
a plurality of rollers rollably disposed in an annular space between the inner ring and the outer ring; and
the split cage according to claim 2.
14. A roller bearing comprising:
an inner ring;
an outer ring;
a plurality of rollers rollably disposed in an annular space between the inner ring and the outer ring; and
the split cage according to claim 3.
15. A roller bearing comprising:
an inner ring;
an outer ring;
a plurality of rollers rollably disposed in an annular space between the inner ring and the outer ring; and
the split cage according to claim 4.
16. A roller bearing comprising:
an inner ring;
an outer ring;
a plurality of rollers rollably disposed in an annular space between the inner ring and the outer ring; and
the split cage according to claim 5.
17. The roller bearing according to claim 12, wherein:
each of the rollers is a tapered roller,
the inner ring has an inner ring raceway surface that is a tapered face on which the tapered rollers roll, and an annular large rib portion that is disposed at a large-diameter-side axial end portion of the inner ring and that projects radially outward; and
an outer peripheral face of the large rib portion has a cylindrical face having a center line that coincides with an axis of the inner ring, and a tapered face with which the projection is allowed to be brought into contact.
18. The roller bearing according to claim 13, wherein:
each of the rollers is a tapered roller,
the inner ring has an inner ring raceway surface that is a tapered face on which the tapered rollers roll, and an annular large rib portion that is disposed at a large-diameter-side axial end portion of the inner ring and that projects radially outward; and
an outer peripheral face of the large rib portion has a cylindrical face having a center line that coincides with an axis of the inner ring, and a tapered face with which the projection is allowed to be brought into contact.
19. The roller bearing according to claim 14, wherein:
each of the rollers is a tapered roller;
the inner ring has an inner ring raceway surface that is a tapered face on which the tapered rollers roll, and an annular large rib portion that is disposed at a large-diameter-side axial end portion of the inner ring and that projects radially outward; and
an outer peripheral face of the large rib portion has a cylindrical face having a center line that coincides with an axis of the inner ring, and a tapered face with which the projection is allowed to be brought into contact.
20. The roller bearing according to claim 15, wherein:
each of the rollers is a tapered roller;
the inner ring has an inner ring raceway surface that is a tapered face on which the tapered rollers roll, and an annular large rib portion that is disposed at a large-diameter-side axial end portion of the inner ring and that projects radially outward; and
an outer peripheral face of the large rib portion has a cylindrical face having a center line that coincides with an axis of the inner ring, and a tapered face with which the projection is allowed to be brought into contact.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A manualautomatic and coldhot faucet with a ceramic valve, said faucet comprising:
a main body provided with a water exit tube located at a top, an accommodating chamber and a valve room formed in said main body, a cold water passage and a hot water passage and an automatic water entering passage communicating with said accommodating chamber and said water exit tube, an automatic water exit passage communicating with said accommodating chamber and said water exiting tube, a manual water exit passage communicating with said valve room and said water exit tube;
a ceramic valve installed in said valve room and provided with a ceramic fixing member having a cold water hole communicating with said cold water passage, a hot water hole communicating with said hot water passage, a water exit hole communicating with said manual water exit passage, a ceramic sliding member installed at one side of said fixing member and provided with a notch formed at some circumference to communicate with said cold water hole and said hot water hole and said automatic water entering passage, a groove formed in a center of said sliding member to communicate with said water exit hole, said sliding member able to horizontally move against said fixing member to a first position and a second position, said groove only communicating with said water exit hole while being at said first position and only communicating with said cold water hole and said hot water hole and said water exit hole while being at said second position, said ceramic valve further provided with a valve rod connected with said sliding member so as to command said sliding member to slide against said fixing member;
an electromagnetic valve connected with said automatic water entering passage and said automatic water exit passage and employed to control water flowing from said automatic water entering passage to said automatic water exit passage; and
a sensor electrically connected with and commanding said electromagnetic valve.
2. The manualautomatic and coldhot faucet with a ceramic valve as claimed in claim 1, wherein said ceramic valve is further provided with a base positioned on an inner wall of said valve room, said base having plural locking projections formed at another side opposite to said inner wall and utilized to correspondingly engage with locking grooves formed in said fixing member so as to make said fixing member fixed on said base, a first through hole bored in said base to correspond to said cold water passage so as to make said cold water hole of said fixing member communicating with said cold water passage, a second through hole bored in said base to correspond to said hot water passage so as to make said hot water hole of said fixing member communicating with said hot water passage, a third through hole bored in said base to correspond to said manual water exit passage so as to make said water exit hole of said fixing member communicating with said manual water exit passage.
3. The manualautomatic and coldhot faucet with a ceramic valve as claimed in claim 2, wherein at least a fixing groove is formed on said inner wall of said valve room of said main body and correspondingly engaged with a fixing rod of said base so that said base can be positioned on said inner wall of said valve room.
4. The manualautomatic and coldhot faucet with a ceramic valve as claimed in claim 1, wherein said ceramic valve is further provided with a linking member positioned at one side of said sliding member opposite to said fixing member, said linking member provided with plural positioning projections employed to engage with positioning grooves correspondingly formed in said sliding member so as to simultaneously move the sliding member, a joint block protruded at one side of said linking member and having a joint groove, a restricting groove further cut outwards at two corresponding sides of said joint groove respectively, said valve rod having one end inserted in said joint groove of said linking member and transversely bored with a through hole corresponding to said restricting grooves, a connecting bolt inserted in said through hole to keep two ends extended outward to rest in said restricting grooves so that said valve rod is linked with said linking member to command said sliding member.
5. The manualautomatic and coldhot faucet with a ceramic valve as claimed in claim 4, wherein said ceramic valve is further provided with a restricting member located at one side of said linking member opposite to said sliding member, said restricting member provided with a rectangular restricting hole to correspondingly engage with said joint block of said linking member so that said linking member can merely move along longitudinal sides of said restricting hole.
6. The manualautomatic and coldhot faucet with a ceramic valve as claimed in claim 1, wherein said ceramic valve is further provided with a shell used to shield said fixing member and said sliding member, said shell having at least one water exit communicating with said notch of said sliding member and a valve rod groove employed to enable said valve rod to extend out of said shell, said shell further provided with a joint block located next to said valve rod groove, a spherical groove cut in said joint block to communicate with said valve rod groove for adopting a spherical portion of said valve rod.
7. The manualautomatic and coldhot faucet with a ceramic valve as claimed in claim 6, wherein said ceramic valve is further provided with a bush having a joint hole formed in one side for being engaged with said joint block of said shell to keep said bush fixed outside said shell, a through hole formed in another side of said bush for said valve rod to pass through.