The Heating and Ventilating Magazine, Tom 10The Magazine, 1913 |
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Strona 12
... considered as first in im- portance . THE STRAIGHT VACUUM TOOL . Various forms of carpet renovators have been and are in use by manufacturers of vacuum cleaning systems . The first form of carpet renovator , that used by Mr. Kenney and ...
... considered as first in im- portance . THE STRAIGHT VACUUM TOOL . Various forms of carpet renovators have been and are in use by manufacturers of vacuum cleaning systems . The first form of carpet renovator , that used by Mr. Kenney and ...
Strona 17
... considered the problem as being one of a " Room " and not a " Man " to be ventilated . The purpose of this paper is to present certain facts bearing upon the effects of humidity , temperature and barometric pressure on the blood ...
... considered the problem as being one of a " Room " and not a " Man " to be ventilated . The purpose of this paper is to present certain facts bearing upon the effects of humidity , temperature and barometric pressure on the blood ...
Strona 18
... considered . The subject is complex . The following tabu- lation , however , sums up the main fea- tures , thus : Functions due Moisture , Temperature , Movement , of the air to its Atmospheric pressure , Stimulating or depress- ing ...
... considered . The subject is complex . The following tabu- lation , however , sums up the main fea- tures , thus : Functions due Moisture , Temperature , Movement , of the air to its Atmospheric pressure , Stimulating or depress- ing ...
Strona 19
fined to their beds and who had no in- crease in temperature were considered . A group of about ten patients was ex- amined and blood pressures recorded in each of three wards every day . The pressures were then added together and ...
fined to their beds and who had no in- crease in temperature were considered . A group of about ten patients was ex- amined and blood pressures recorded in each of three wards every day . The pressures were then added together and ...
Strona 26
... considered , however , that air is bound to come from somewhere to take the place of the air passing out through the ventilators . Cold air com- ing in through doors and openings will tend to cool off and condense the rising vapors to ...
... considered , however , that air is bound to come from somewhere to take the place of the air passing out through the ventilators . Cold air com- ing in through doors and openings will tend to cool off and condense the rising vapors to ...
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Strona 47 - Maryland, may issue stocks, bonds, notes or other evidences of indebtedness payable at periods of more than twelve months after the date thereof, when necessary for the acquisition of property, the construction, completion, extension or improvement of its plant or distributing system, or for the improvement or maintenance of its service, or for the discharge or lawful refunding of its obligations...
Strona 42 - If dust, gases, fumes, vapors, fibers or other impurities are generated or released in the course of the business carried on in any workroom of a factory, in quantities tending to injure the health of the employees, suction devices shall be provided which shall remove such impurities from the workroom, at their point of origin where practicable, by means of proper hoods connected to conduits and exhaust fans.
Strona 42 - The owner, agent or lessee of a factory shall provide, in each workroom thereof, proper and sufficient means of ventilation...
Strona 43 - ... 5. When the commissioner of labor shall issue, or cause to be issued, an order specified in subdivision four hereof, he may in such order require plans and specifications to be filed for any machinery or apparatus to be provided or altered, pursuant to the requirements of such order. In such case, before providing, or making any change or alteration in any machinery or apparatus for any of the purposes specified in this section, the person upon whom such order is served shall file with the commissioner...
Strona 31 - Business Association. This commission will hold meetings throughout the coming year every two weeks. We hope this commission will continue the investigations with the experimental room in the Chicago Normal School, and be able to report some conclusive results at the end of the year.
Strona 46 - ... (g) such other facts pertaining to the operation and maintenance of the plant and system, and the affairs of such person or corporation as may be required by the commission. Such report shall be in the form, cover the period and be filed at the time prescribed by the commission. The commission may from time to time make changes and additions in such forms.
Strona 43 - ... devices that shall remove said impurities from the workroom, at their point of origin where practicable, by means of proper hoods connected to conduits and exhaust fans of sufficient capacity to remove such impurities, and such fans shall be kept running constantly while such impurities are being generated or released. If, owing to the nature of the manufacturing process carried on in a factory workroom, excessive heat be created therein the person or persons operating the factory as aforesaid...
Strona 46 - Whenever the commission shall be of opinion, after a hearing had upon its own motion or upon complaint, that the rates or charges or the acts or regulations of any such person...
Strona 43 - ... 3. The industrial board shall have power to make rules and regulations for and fix standards of ventilation, temperature and humidity in factories and may prescribe the special means, if any. required for removing impurities or for reducing excessive heat, and the machinery, apparatus or appliances to be used for any of said purposes, and the construction, equipment, maintenance and operation thereof, in order to effectuate the purposes of this section.
Strona 2 - In order to obtain an estimate of the bacteria of human origin, which might at times include pathogenic forms, we made all our plates on litmus-lactoseagar, as noted above, and isolated all red colonies which appeared on the plates. It is well established that acid forming streptococci are among the most abundant forms in the human mouth, while they are absent from sources which have not recently been exposed to human or animal pollution.