1. A method for controlling advance opening of doors in a double-deck elevator, said method comprising the steps of:
moving a car frame supporting elevator cars by means of a set of hoisting ropes by a hoisting machine provided with a traction sheave; and
at least when the elevator is approaching the target floor levels, measuring the velocity of the elevator cars in the car frame in relation to the car frame;
based on the measurement result, calculating the velocity of the elevator cars relative to the floor levels; and
passing data calculated in said step of calculating, regarding the velocity of the elevator cars relative to the floor levels to a control system of the elevator for advance opening of the doors.
2. The method according to claim 1, further comprising the steps of:
calculating the velocity of an upper elevator car relative to a higher floor level by subtracting the velocity of the upper elevator car relative to the car frame from the velocity of the car frame; and
calculating the velocity of a lower elevator car relative to a lower floor level by subtracting the velocity of the lower elevator car relative to the car frame from the velocity of the car frame.
3. The method according to claim 1, further comprising the steps of:
measuring the velocities of the elevator cars using velocity measuring means provided in conjunction with the car frame; and
passing the measurement results to calculating means, said calculating means being used to calculate the velocities of the elevator cars relative to the floor levels.
4. An apparatus for controlling advance opening of doors in a double-deck elevator, said elevator comprising a hoisting machine provided with a traction sheave and which, by means of a set of hoisting ropes, moves a car frame supporting elevator cars, said apparatus comprising:
measuring means for the measurement of velocity of the car frame in relation to the floor levels; and
measuring means for measuring the velocities of the elevator cars relative to the car frame;
wherein calculating means are connected to a control system of the elevator to deliver calculated velocity data to the control system, and the control system is adapted to issue a command for advance opening of the doors on the basis of the calculated velocity data.
5. The apparatus according to claim 4, wherein the calculating means are adapted to calculate the velocities of the elevator cars relative to the floor levels on the basis of measured velocity data for the car frame and elevator cars.
6. The method according to claim 2, further comprising the steps of:
measuring the velocities of the elevator cars using velocity measuring means provided in conjunction with the car frame; and
passing the measurement results to calculating means, said calculating means being used to calculate the velocities of the elevator cars relative to the floor levels.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1-20. (canceled)
21. A method for making a crosslinked elastomeric article, comprising:
blending an elastomeric composition comprising:
from about 60 to about 95 wt % of at least one propylene-based polymer comprising propylene derived units and one or more dienes, the propylene-based polymer having a triad tacticity of from 50% to 99% and a heat of fusion of less than 80 Jg, and
from about 5 to about 30 wt % of poly(1-butene);
extruding the composition; and
crosslinking the extruded polymer using electron beam radiation having an e-beam dose of 200 kGy or less.
22. The method of claim 21, wherein the elastomeric composition comprises from about 5 to about 10 wt % of poly(1-butene).
23. The method of claim 21, wherein the elastomeric composition comprises from about 5 wt % of poly(1-butene).
24. The method of claim 21, wherein the elastomeric composition further comprises at least one of multifunctional acrylates, multifunctional methacrylates, functionalized polybutadiene resins, functionalized cyanurate, and allyl isocyanurate.
25. The method of claim 21, wherein the elastomeric composition further comprises from about 0.1 to about 15 wt % of at least one of multifunctional acrylates, multifunctional methacrylates, functionalized polybutadiene resins, functionalized cyanurate, and allyl isocyanurate.
26. The method of claim 21, wherein the elastomeric composition further comprises at least one of hindered phenols, phosphates, and hindered amines.
27. The method of claim 21, wherein the elastomeric composition further comprises from about 0.1 to about 5 wt % of at least one of hindered phenols, phosphates, and hindered amines.
28. The method of claim 21, wherein the e-beam dose is about 100 kGy.
29. The method of claim 21, wherein the e-beam dose ranges of from about 40 kGy to about 60 kGy.
30. The method of claim 21, wherein the propylene-based polymer has a melting point of about 100\xb0 C. or less.
31. The method of claim 21, wherein the propylene-based polymer further comprises units derived from an alpha-olefin other than the propylene derived units and the one or more dienes in an amount from about 5 wt % to about 40 wt %.
32. The method of claim 21, wherein the propylene-based polymer comprises from about 5 wt % to about 40 wt % of units derived from at least one of ethylene, butene, and hexene.
33. The method of claim 21, wherein the propylene-based polymer comprises from about 0.2 to 5 wt % 5-ethylidene-2-norbornene (ENB).
34. The method of claim 21, wherein the poly(1-butene) is isotactic poly(1-butene).
35. The method of claim 21, wherein the extruded article is a film.
36. A crosslinked elastomeric composition comprising:
from about 60 to about 95 wt % of at least one propylene-based polymer comprising propylene-derived units and one or more dienes, the propylene-based polymer having a triad tacticity of from 50% to 99% and a heat of fusion of less than 80 Jg, and
from about 5 to about 30 wt % of poly(1-butene);
wherein the crosslinked polypropylene-based elastomer has greater than 50% xylene insolubles as measured according to ASTM-D 5492.
37. The crosslinked elastomeric composition of claim 36, comprising from about 5 to about 10 wt % of poly(1-butene).
38. The crosslinked elastomeric composition of claim 36, comprising about 5 wt % of poly(1-butene).
39. The crosslinked elastomeric composition of claim 36, further comprising from about 0.1 to about 15 wt % of at least one of multifunctional acrylates, multifunctional methacrylates, functionalized polybutadiene resins, functionalized cyanurate, and allyl isocyanurate.
40. The crosslinked elastomeric composition of claim 36, further comprising from about 0.1 to about 5 wt % of at least one of hindered phenols, phosphates, and hindered amines.
41. The crosslinked elastomeric composition of claim 36, wherein the elastomeric composition is crosslinked using electron beam radiation having an e-beam dose of 200 kGy or less.
42. The crosslinked elastomeric composition of claim 36, wherein the elastomeric composition is crosslinked using electron beam radiation having an e-beam dose of from about 40 kGy to about 60 kGy.
43. The crosslinked elastomeric composition of claim 36, wherein the propylene-based polymer comprises from about 5 wt % to about 40 wt % of units derived from at least one of ethylene, butene, hexene, and octene.
44. The crosslinked elastomeric composition of claim 36, wherein the propylene-based polymer comprises from about 0.2 to 5 wt % 5-ethylidene-2-norbornene (ENB).
45. A film made from the crosslinked elastomeric composition of claim 36.