US 12,434,945 B2
Elevator construction arrangement and a method
Mika Ijäs, Helsinki (FI); Matti Räsänen, Helsinki (FI); Mikko Kukkola, Helsinki (FI); Markku Haapaniemi, Helsinki (FI); Janne Laine, Helsinki (FI); and Otto Lanz, Helsinki (FI)
Assigned to Kone Corporation, Helsinki (FI)
Filed by Kone Corporation, Helsinki (FI)
Filed on Aug. 16, 2024, as Appl. No. 18/806,894.
Application 18/806,894 is a continuation of application No. PCT/EP2022/054950, filed on Feb. 28, 2022.
Prior Publication US 2024/0400350 A1, Dec. 5, 2024
Int. Cl. B66B 19/00 (2006.01); B66B 9/00 (2006.01); E04G 3/28 (2006.01); E04G 3/32 (2006.01)
CPC B66B 19/00 (2013.01) [B66B 9/00 (2013.01); E04G 3/32 (2013.01); E04G 2003/286 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An elevator construction arrangement comprises
a hoistway having a bottom section, a top section and at least one intermediate section between the bottom section and the top sections in a building,
an elevator car, a counterweight, car guide rails for guiding the elevator car, counterweight guide rails for guiding the counterweight, an elevator hoisting machine and a suspension roping arranged to suspend the elevator car and the counterweight during construction time use of the elevator car,
an installation platform configured to be guided on the car guide rails during installation of at least one hoistway section,
a hoist device configured to hoist a working platform, the working platform including the elevator car or at least parts of the elevator car or the installation platform in the bottom section, device configured to hoist the working platform in hoistway sections above the bottom section, the hoist device comprises a man riding hoist attachable to the elevator car or the installation platform, and a hoist rope attachable to the elevator car or the installation platform and movable with the hoist device during elevator installation,
at least one protection in deck mounted within the hoistway during the elevator installation in a section of the hoistway, the at least one protection deck including a cover and a frame, the at least one protection deck extending over and across the hoistway above the hoist device to shelter the hoistway below the at least one protection decks,
a material hoist mounted above the at least one protection deck, the material hoist configured to move a material rope, the material rope extending through the at least one protection deck, and
a hoisting point configured to support the working platform via the hoist device and the hoist rope; wherein
during the elevator installation in the bottom section the hoisting point is supported by a first protection deck, and the working platform guided on the car guide rails serves as the installation platform,
after the elevator installation in each of the top section, the bottom section, and the at least one intermediate section, the elevator car during the construction time use is movable by the elevator hoisting machine suspending the elevator car and the counterweight together with the suspension roping, and
during the construction time use of the elevator car, the installation platform is configured to serve as another installation platform for an above section installation.