About 1,877,237 results (4,139 milliseconds)

US20120167521A1 - Lost formwork structure for making staircases ...

https://patents.google.com/patent/US20120167521A1/en
For example, the main direction of development of the flight of stairs is perpendicular to the direction of the steps. ... many panels. Preferably, the ...

US4674584A - Stair-climbing wheelchair with stair step sensing ...

https://patents.google.com/patent/US4674584A/en
2), or a flight of stairs, is to be climbed, it is approached in the ... stair step near the top of a stairway having a landing 110. The sensor ...

US8764028B2 - Stair climbing wheel with multiple configurations ...

https://patents.google.com/patent/US8764028B2/en
... flight of stairs with spiders or adapted wheels. A HUMAN NECESSITIES ... stairs, kerbs or steps with eccentrically mounted wheels. A61G5/065 Chairs or ...

Designing for Healthy Lifestyles: Design Considerations for Mobile ...

https://research.google.com/pubs/archive/42488.pdf
flights of stairs climbed. In addition, some of the wrist-worn devices ... Bassett Jr, “How many steps/day are enough?,”. Sports Medicine, vol. 34, no ...

Florida Building Code 2005 Supplement 1

https://groups.google.com/group/rea_fl/attach/f89e8d87e1a5294f/2005supplement_0905.pdf?part=0.1
... 110-140 mph, Exposure B. ... Exception: A floor or landing is not required at the top of an interior flight of stairs, provided a door does not swing over the ...

US5806627A - Helicopter stairs - Google Patents

https://patents.google.com/patent/US5806627A/en
On many vehicles, the vehicle door is located several feet above the ground ... 1, the stairs 20 include steps 22 that are spaced or strung along and ...

US7954973B1 - Stair lighting system, and method for its ...

https://patents.google.com/patent/US7954973B1/en
Jun 7, 2011 ... The issue of illuminating a set of stairs or steps, particularly in ... Moreover, a single power source can illuminate more than one flight of ...

WO2021170979A1 - Robotic device with tri-star wheels and ...

https://patents.google.com/patent/WO2021170979A1/en
However, homes have discontinuous surfaces like stairs and steps that cause many robotic devices problems during navigation. ... 110. The actuated robotic ...

NL2017960B1 - Trampoline device, trampoline platform, kit of parts ...

https://patents.google.com/patent/NL2017960B1/en
... 110 °, 90 °, 80 ° or 70 °, such as for instance about 60 °. In embodiments ... flight of stairs, or a flight of steps. The trampoline stairs 3 can have ...

Brainly: AI Homework Helper - Apps on Google Play

https://play.google.com/store/apps/details?id=co.brainly
Brainly, the AI Learning Companion Brainly is a powerful Math solver app that can help you with your school doubts. Solve Math problems in Algebra, ...

US20200117198A1 - Terrain Aware Step Planning System - Google ...

https://patents.google.com/patent/US20200117198A1/en
When the robot 10 is ascending or descending the stairs, the railings ... The perception system 110 also creates a step- obstacle map 114 at step 406 ...

DA_New_England - Meetings

https://sites.google.com/site/danewenglandorg/meetings
the steps and tools of the DA program. Parking and entrance in back ... and take a left up the first flight of stairs. The meeting is located. in the ...

US11073842B1 - Perception and fitting for a stair tracker - Google ...

https://patents.google.com/patent/US11073842B1/en
... flight of stairs 20 that connects two floors). FIG. 1A illustrates the ... stairs 20 during future time steps t i+i. In other words, the stair tracker ...

US4930273A - Multilevel modular building with scissor stairs and ...

https://patents.google.com/patent/US4930273A/en
... stairway comprising a single flight of stairs. 20. The method of claim 19 wherein. the step of constructing the plurality of modules includes constructing ...

US3515401A - Stair climbing dolly - Google Patents

https://patents.google.com/patent/US3515401A/en
Endless tracks are mounted on the frame and provide stair glides that ride on the front or free edges of the steps of stairs when the apparatus is climbing ...

US20070075509A1 - Stair climbing cart - Google Patents

https://patents.google.com/patent/US20070075509A1/en
... flight of stairs with spiders or adapted wheels. B PERFORMING ... To facilitate discussion, the two steps of the stairs (generally referred to ...

US4606431A - Evacuation slides for multi-story buildings - Google ...

https://patents.google.com/patent/US4606431A/en
... flight of stairs. Provision ... The building of claim 2, said slide having a length substantially equal to the length of said one of said flights of steps.

Halifax Civic Trust - HCT Awards

https://sites.google.com/view/civictrusthalifax/hct-awards
... flights of stairs leading upwards to the first and second floors. En route these stairs "visit" the 19th-century neo-gothic transept of Square Church with ...